diff options
Diffstat (limited to 'node_modules/@webassemblyjs/wast-printer')
-rw-r--r-- | node_modules/@webassemblyjs/wast-printer/LICENSE | 21 | ||||
-rw-r--r-- | node_modules/@webassemblyjs/wast-printer/README.md | 17 | ||||
-rw-r--r-- | node_modules/@webassemblyjs/wast-printer/esm/index.js | 900 | ||||
-rw-r--r-- | node_modules/@webassemblyjs/wast-printer/lib/index.js | 911 | ||||
-rw-r--r-- | node_modules/@webassemblyjs/wast-printer/package.json | 69 |
5 files changed, 1918 insertions, 0 deletions
diff --git a/node_modules/@webassemblyjs/wast-printer/LICENSE b/node_modules/@webassemblyjs/wast-printer/LICENSE new file mode 100644 index 0000000..87e7e1f --- /dev/null +++ b/node_modules/@webassemblyjs/wast-printer/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2018 Sven Sauleau <sven@sauleau.com> + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/node_modules/@webassemblyjs/wast-printer/README.md b/node_modules/@webassemblyjs/wast-printer/README.md new file mode 100644 index 0000000..ed4cd4e --- /dev/null +++ b/node_modules/@webassemblyjs/wast-printer/README.md @@ -0,0 +1,17 @@ +# @webassemblyjs/wast-parser + +> WebAssembly text format printer + +## Installation + +```sh +yarn add @webassemblyjs/wast-printer +``` + +## Usage + +```js +import { print } from "@webassemblyjs/wast-printer" + +console.log(print(ast)); +``` diff --git a/node_modules/@webassemblyjs/wast-printer/esm/index.js b/node_modules/@webassemblyjs/wast-printer/esm/index.js new file mode 100644 index 0000000..398e86f --- /dev/null +++ b/node_modules/@webassemblyjs/wast-printer/esm/index.js @@ -0,0 +1,900 @@ +function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); } + +function _sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } + +function _slicedToArray(arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return _sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } } + +import { isAnonymous, isInstruction } from "@webassemblyjs/ast"; +import Long from "@xtuc/long"; +var compact = false; +var space = " "; + +var quote = function quote(str) { + return "\"".concat(str, "\""); +}; + +function indent(nb) { + return Array(nb).fill(space + space).join(""); +} // TODO(sven): allow arbitrary ast nodes + + +export function print(n) { + if (n.type === "Program") { + return printProgram(n, 0); + } else { + throw new Error("Unsupported node in print of type: " + String(n.type)); + } +} + +function printProgram(n, depth) { + return n.body.reduce(function (acc, child) { + if (child.type === "Module") { + acc += printModule(child, depth + 1); + } + + if (child.type === "Func") { + acc += printFunc(child, depth + 1); + } + + if (child.type === "BlockComment") { + acc += printBlockComment(child); + } + + if (child.type === "LeadingComment") { + acc += printLeadingComment(child); + } + + if (compact === false) { + acc += "\n"; + } + + return acc; + }, ""); +} + +function printTypeInstruction(n) { + var out = ""; + out += "("; + out += "type"; + out += space; + + if (n.id != null) { + out += printIndex(n.id); + out += space; + } + + out += "("; + out += "func"; + n.functype.params.forEach(function (param) { + out += space; + out += "("; + out += "param"; + out += space; + out += printFuncParam(param); + out += ")"; + }); + n.functype.results.forEach(function (result) { + out += space; + out += "("; + out += "result"; + out += space; + out += result; + out += ")"; + }); + out += ")"; // func + + out += ")"; + return out; +} + +function printModule(n, depth) { + var out = "("; + out += "module"; + + if (typeof n.id === "string") { + out += space; + out += n.id; + } + + if (compact === false) { + out += "\n"; + } else { + out += space; + } + + n.fields.forEach(function (field) { + if (compact === false) { + out += indent(depth); + } + + switch (field.type) { + case "Func": + { + out += printFunc(field, depth + 1); + break; + } + + case "TypeInstruction": + { + out += printTypeInstruction(field); + break; + } + + case "Table": + { + out += printTable(field); + break; + } + + case "Global": + { + out += printGlobal(field, depth + 1); + break; + } + + case "ModuleExport": + { + out += printModuleExport(field); + break; + } + + case "ModuleImport": + { + out += printModuleImport(field); + break; + } + + case "Memory": + { + out += printMemory(field); + break; + } + + case "BlockComment": + { + out += printBlockComment(field); + break; + } + + case "LeadingComment": + { + out += printLeadingComment(field); + break; + } + + case "Start": + { + out += printStart(field); + break; + } + + case "Elem": + { + out += printElem(field, depth); + break; + } + + case "Data": + { + out += printData(field, depth); + break; + } + + default: + throw new Error("Unsupported node in printModule: " + String(field.type)); + } + + if (compact === false) { + out += "\n"; + } + }); + out += ")"; + return out; +} + +function printData(n, depth) { + var out = ""; + out += "("; + out += "data"; + out += space; + out += printIndex(n.memoryIndex); + out += space; + out += printInstruction(n.offset, depth); + out += space; + out += '"'; + n.init.values.forEach(function (byte) { + // Avoid non-displayable characters + if (byte <= 31 || byte == 34 || byte == 92 || byte >= 127) { + out += "\\"; + out += ("00" + byte.toString(16)).substr(-2); + } else if (byte > 255) { + throw new Error("Unsupported byte in data segment: " + byte); + } else { + out += String.fromCharCode(byte); + } + }); + out += '"'; + out += ")"; + return out; +} + +function printElem(n, depth) { + var out = ""; + out += "("; + out += "elem"; + out += space; + out += printIndex(n.table); + + var _n$offset = _slicedToArray(n.offset, 1), + firstOffset = _n$offset[0]; + + out += space; + out += "("; + out += "offset"; + out += space; + out += printInstruction(firstOffset, depth); + out += ")"; + n.funcs.forEach(function (func) { + out += space; + out += printIndex(func); + }); + out += ")"; + return out; +} + +function printStart(n) { + var out = ""; + out += "("; + out += "start"; + out += space; + out += printIndex(n.index); + out += ")"; + return out; +} + +function printLeadingComment(n) { + // Don't print leading comments in compact mode + if (compact === true) { + return ""; + } + + var out = ""; + out += ";;"; + out += n.value; + out += "\n"; + return out; +} + +function printBlockComment(n) { + // Don't print block comments in compact mode + if (compact === true) { + return ""; + } + + var out = ""; + out += "(;"; + out += n.value; + out += ";)"; + out += "\n"; + return out; +} + +function printSignature(n) { + var out = ""; + n.params.forEach(function (param) { + out += space; + out += "("; + out += "param"; + out += space; + out += printFuncParam(param); + out += ")"; + }); + n.results.forEach(function (result) { + out += space; + out += "("; + out += "result"; + out += space; + out += result; + out += ")"; + }); + return out; +} + +function printModuleImportDescr(n) { + var out = ""; + + if (n.type === "FuncImportDescr") { + out += "("; + out += "func"; + + if (isAnonymous(n.id) === false) { + out += space; + out += printIdentifier(n.id); + } + + out += printSignature(n.signature); + out += ")"; + } + + if (n.type === "GlobalType") { + out += "("; + out += "global"; + out += space; + out += printGlobalType(n); + out += ")"; + } + + if (n.type === "Table") { + out += printTable(n); + } + + return out; +} + +function printModuleImport(n) { + var out = ""; + out += "("; + out += "import"; + out += space; + out += quote(n.module); + out += space; + out += quote(n.name); + out += space; + out += printModuleImportDescr(n.descr); + out += ")"; + return out; +} + +function printGlobalType(n) { + var out = ""; + + if (n.mutability === "var") { + out += "("; + out += "mut"; + out += space; + out += n.valtype; + out += ")"; + } else { + out += n.valtype; + } + + return out; +} + +function printGlobal(n, depth) { + var out = ""; + out += "("; + out += "global"; + out += space; + + if (n.name != null && isAnonymous(n.name) === false) { + out += printIdentifier(n.name); + out += space; + } + + out += printGlobalType(n.globalType); + out += space; + n.init.forEach(function (i) { + out += printInstruction(i, depth + 1); + }); + out += ")"; + return out; +} + +function printTable(n) { + var out = ""; + out += "("; + out += "table"; + out += space; + + if (n.name != null && isAnonymous(n.name) === false) { + out += printIdentifier(n.name); + out += space; + } + + out += printLimit(n.limits); + out += space; + out += n.elementType; + out += ")"; + return out; +} + +function printFuncParam(n) { + var out = ""; + + if (typeof n.id === "string") { + out += "$" + n.id; + out += space; + } + + out += n.valtype; + return out; +} + +function printFunc(n, depth) { + var out = ""; + out += "("; + out += "func"; + + if (n.name != null) { + if (n.name.type === "Identifier" && isAnonymous(n.name) === false) { + out += space; + out += printIdentifier(n.name); + } + } + + if (n.signature.type === "Signature") { + out += printSignature(n.signature); + } else { + var index = n.signature; + out += space; + out += "("; + out += "type"; + out += space; + out += printIndex(index); + out += ")"; + } + + if (n.body.length > 0) { + // func is empty since we ignore the default end instruction + if (n.body.length === 1 && n.body[0].id === "end") { + out += ")"; + return out; + } + + if (compact === false) { + out += "\n"; + } + + n.body.forEach(function (i) { + if (i.id !== "end") { + out += indent(depth); + out += printInstruction(i, depth); + + if (compact === false) { + out += "\n"; + } + } + }); + out += indent(depth - 1) + ")"; + } else { + out += ")"; + } + + return out; +} + +function printInstruction(n, depth) { + switch (n.type) { + case "Instr": + // $FlowIgnore + return printGenericInstruction(n, depth + 1); + + case "BlockInstruction": + // $FlowIgnore + return printBlockInstruction(n, depth + 1); + + case "IfInstruction": + // $FlowIgnore + return printIfInstruction(n, depth + 1); + + case "CallInstruction": + // $FlowIgnore + return printCallInstruction(n, depth + 1); + + case "CallIndirectInstruction": + // $FlowIgnore + return printCallIndirectIntruction(n, depth + 1); + + case "LoopInstruction": + // $FlowIgnore + return printLoopInstruction(n, depth + 1); + + default: + throw new Error("Unsupported instruction: " + JSON.stringify(n.type)); + } +} + +function printCallIndirectIntruction(n, depth) { + var out = ""; + out += "("; + out += "call_indirect"; + + if (n.signature.type === "Signature") { + out += printSignature(n.signature); + } else if (n.signature.type === "Identifier") { + out += space; + out += "("; + out += "type"; + out += space; + out += printIdentifier(n.signature); + out += ")"; + } else { + throw new Error("CallIndirectInstruction: unsupported signature " + JSON.stringify(n.signature.type)); + } + + out += space; + + if (n.intrs != null) { + // $FlowIgnore + n.intrs.forEach(function (i, index) { + // $FlowIgnore + out += printInstruction(i, depth + 1); // $FlowIgnore + + if (index !== n.intrs.length - 1) { + out += space; + } + }); + } + + out += ")"; + return out; +} + +function printLoopInstruction(n, depth) { + var out = ""; + out += "("; + out += "loop"; + + if (n.label != null && isAnonymous(n.label) === false) { + out += space; + out += printIdentifier(n.label); + } + + if (typeof n.resulttype === "string") { + out += space; + out += "("; + out += "result"; + out += space; + out += n.resulttype; + out += ")"; + } + + if (n.instr.length > 0) { + n.instr.forEach(function (e) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(e, depth + 1); + }); + + if (compact === false) { + out += "\n"; + out += indent(depth - 1); + } + } + + out += ")"; + return out; +} + +function printCallInstruction(n, depth) { + var out = ""; + out += "("; + out += "call"; + out += space; + out += printIndex(n.index); + + if (_typeof(n.instrArgs) === "object") { + // $FlowIgnore + n.instrArgs.forEach(function (arg) { + out += space; + out += printFuncInstructionArg(arg, depth + 1); + }); + } + + out += ")"; + return out; +} + +function printIfInstruction(n, depth) { + var out = ""; + out += "("; + out += "if"; + + if (n.testLabel != null && isAnonymous(n.testLabel) === false) { + out += space; + out += printIdentifier(n.testLabel); + } + + if (typeof n.result === "string") { + out += space; + out += "("; + out += "result"; + out += space; + out += n.result; + out += ")"; + } + + if (n.test.length > 0) { + out += space; + n.test.forEach(function (i) { + out += printInstruction(i, depth + 1); + }); + } + + if (n.consequent.length > 0) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += "("; + out += "then"; + depth++; + n.consequent.forEach(function (i) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(i, depth + 1); + }); + depth--; + + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += ")"; + } else { + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += "("; + out += "then"; + out += ")"; + } + + if (n.alternate.length > 0) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += "("; + out += "else"; + depth++; + n.alternate.forEach(function (i) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(i, depth + 1); + }); + depth--; + + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += ")"; + } else { + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += "("; + out += "else"; + out += ")"; + } + + if (compact === false) { + out += "\n"; + out += indent(depth - 1); + } + + out += ")"; + return out; +} + +function printBlockInstruction(n, depth) { + var out = ""; + out += "("; + out += "block"; + + if (n.label != null && isAnonymous(n.label) === false) { + out += space; + out += printIdentifier(n.label); + } + + if (typeof n.result === "string") { + out += space; + out += "("; + out += "result"; + out += space; + out += n.result; + out += ")"; + } + + if (n.instr.length > 0) { + n.instr.forEach(function (i) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(i, depth + 1); + }); + + if (compact === false) { + out += "\n"; + } + + out += indent(depth - 1); + out += ")"; + } else { + out += ")"; + } + + return out; +} + +function printGenericInstruction(n, depth) { + var out = ""; + out += "("; + + if (typeof n.object === "string") { + out += n.object; + out += "."; + } + + out += n.id; + n.args.forEach(function (arg) { + out += space; + out += printFuncInstructionArg(arg, depth + 1); + }); + out += ")"; + return out; +} + +function printLongNumberLiteral(n) { + if (typeof n.raw === "string") { + return n.raw; + } + + var _n$value = n.value, + low = _n$value.low, + high = _n$value.high; + var v = new Long(low, high); + return v.toString(); +} + +function printFloatLiteral(n) { + if (typeof n.raw === "string") { + return n.raw; + } + + return String(n.value); +} + +function printFuncInstructionArg(n, depth) { + var out = ""; + + if (n.type === "NumberLiteral") { + out += printNumberLiteral(n); + } + + if (n.type === "LongNumberLiteral") { + out += printLongNumberLiteral(n); + } + + if (n.type === "Identifier" && isAnonymous(n) === false) { + out += printIdentifier(n); + } + + if (n.type === "ValtypeLiteral") { + out += n.name; + } + + if (n.type === "FloatLiteral") { + out += printFloatLiteral(n); + } + + if (isInstruction(n)) { + out += printInstruction(n, depth + 1); + } + + return out; +} + +function printNumberLiteral(n) { + if (typeof n.raw === "string") { + return n.raw; + } + + return String(n.value); +} + +function printModuleExport(n) { + var out = ""; + out += "("; + out += "export"; + out += space; + out += quote(n.name); + + if (n.descr.exportType === "Func") { + out += space; + out += "("; + out += "func"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else if (n.descr.exportType === "Global") { + out += space; + out += "("; + out += "global"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else if (n.descr.exportType === "Memory" || n.descr.exportType === "Mem") { + out += space; + out += "("; + out += "memory"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else if (n.descr.exportType === "Table") { + out += space; + out += "("; + out += "table"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else { + throw new Error("printModuleExport: unknown type: " + n.descr.exportType); + } + + out += ")"; + return out; +} + +function printIdentifier(n) { + return "$" + n.value; +} + +function printIndex(n) { + if (n.type === "Identifier") { + return printIdentifier(n); + } else if (n.type === "NumberLiteral") { + return printNumberLiteral(n); + } else { + throw new Error("Unsupported index: " + n.type); + } +} + +function printMemory(n) { + var out = ""; + out += "("; + out += "memory"; + + if (n.id != null) { + out += space; + out += printIndex(n.id); + out += space; + } + + out += printLimit(n.limits); + out += ")"; + return out; +} + +function printLimit(n) { + var out = ""; + out += n.min + ""; + + if (n.max != null) { + out += space; + out += String(n.max); + } + + return out; +}
\ No newline at end of file diff --git a/node_modules/@webassemblyjs/wast-printer/lib/index.js b/node_modules/@webassemblyjs/wast-printer/lib/index.js new file mode 100644 index 0000000..03be8ca --- /dev/null +++ b/node_modules/@webassemblyjs/wast-printer/lib/index.js @@ -0,0 +1,911 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.print = print; + +var _ast = require("@webassemblyjs/ast"); + +var _long = _interopRequireDefault(require("@xtuc/long")); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); } + +function _sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } + +function _slicedToArray(arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return _sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } } + +var compact = false; +var space = " "; + +var quote = function quote(str) { + return "\"".concat(str, "\""); +}; + +function indent(nb) { + return Array(nb).fill(space + space).join(""); +} // TODO(sven): allow arbitrary ast nodes + + +function print(n) { + if (n.type === "Program") { + return printProgram(n, 0); + } else { + throw new Error("Unsupported node in print of type: " + String(n.type)); + } +} + +function printProgram(n, depth) { + return n.body.reduce(function (acc, child) { + if (child.type === "Module") { + acc += printModule(child, depth + 1); + } + + if (child.type === "Func") { + acc += printFunc(child, depth + 1); + } + + if (child.type === "BlockComment") { + acc += printBlockComment(child); + } + + if (child.type === "LeadingComment") { + acc += printLeadingComment(child); + } + + if (compact === false) { + acc += "\n"; + } + + return acc; + }, ""); +} + +function printTypeInstruction(n) { + var out = ""; + out += "("; + out += "type"; + out += space; + + if (n.id != null) { + out += printIndex(n.id); + out += space; + } + + out += "("; + out += "func"; + n.functype.params.forEach(function (param) { + out += space; + out += "("; + out += "param"; + out += space; + out += printFuncParam(param); + out += ")"; + }); + n.functype.results.forEach(function (result) { + out += space; + out += "("; + out += "result"; + out += space; + out += result; + out += ")"; + }); + out += ")"; // func + + out += ")"; + return out; +} + +function printModule(n, depth) { + var out = "("; + out += "module"; + + if (typeof n.id === "string") { + out += space; + out += n.id; + } + + if (compact === false) { + out += "\n"; + } else { + out += space; + } + + n.fields.forEach(function (field) { + if (compact === false) { + out += indent(depth); + } + + switch (field.type) { + case "Func": + { + out += printFunc(field, depth + 1); + break; + } + + case "TypeInstruction": + { + out += printTypeInstruction(field); + break; + } + + case "Table": + { + out += printTable(field); + break; + } + + case "Global": + { + out += printGlobal(field, depth + 1); + break; + } + + case "ModuleExport": + { + out += printModuleExport(field); + break; + } + + case "ModuleImport": + { + out += printModuleImport(field); + break; + } + + case "Memory": + { + out += printMemory(field); + break; + } + + case "BlockComment": + { + out += printBlockComment(field); + break; + } + + case "LeadingComment": + { + out += printLeadingComment(field); + break; + } + + case "Start": + { + out += printStart(field); + break; + } + + case "Elem": + { + out += printElem(field, depth); + break; + } + + case "Data": + { + out += printData(field, depth); + break; + } + + default: + throw new Error("Unsupported node in printModule: " + String(field.type)); + } + + if (compact === false) { + out += "\n"; + } + }); + out += ")"; + return out; +} + +function printData(n, depth) { + var out = ""; + out += "("; + out += "data"; + out += space; + out += printIndex(n.memoryIndex); + out += space; + out += printInstruction(n.offset, depth); + out += space; + out += '"'; + n.init.values.forEach(function (byte) { + // Avoid non-displayable characters + if (byte <= 31 || byte == 34 || byte == 92 || byte >= 127) { + out += "\\"; + out += ("00" + byte.toString(16)).substr(-2); + } else if (byte > 255) { + throw new Error("Unsupported byte in data segment: " + byte); + } else { + out += String.fromCharCode(byte); + } + }); + out += '"'; + out += ")"; + return out; +} + +function printElem(n, depth) { + var out = ""; + out += "("; + out += "elem"; + out += space; + out += printIndex(n.table); + + var _n$offset = _slicedToArray(n.offset, 1), + firstOffset = _n$offset[0]; + + out += space; + out += "("; + out += "offset"; + out += space; + out += printInstruction(firstOffset, depth); + out += ")"; + n.funcs.forEach(function (func) { + out += space; + out += printIndex(func); + }); + out += ")"; + return out; +} + +function printStart(n) { + var out = ""; + out += "("; + out += "start"; + out += space; + out += printIndex(n.index); + out += ")"; + return out; +} + +function printLeadingComment(n) { + // Don't print leading comments in compact mode + if (compact === true) { + return ""; + } + + var out = ""; + out += ";;"; + out += n.value; + out += "\n"; + return out; +} + +function printBlockComment(n) { + // Don't print block comments in compact mode + if (compact === true) { + return ""; + } + + var out = ""; + out += "(;"; + out += n.value; + out += ";)"; + out += "\n"; + return out; +} + +function printSignature(n) { + var out = ""; + n.params.forEach(function (param) { + out += space; + out += "("; + out += "param"; + out += space; + out += printFuncParam(param); + out += ")"; + }); + n.results.forEach(function (result) { + out += space; + out += "("; + out += "result"; + out += space; + out += result; + out += ")"; + }); + return out; +} + +function printModuleImportDescr(n) { + var out = ""; + + if (n.type === "FuncImportDescr") { + out += "("; + out += "func"; + + if ((0, _ast.isAnonymous)(n.id) === false) { + out += space; + out += printIdentifier(n.id); + } + + out += printSignature(n.signature); + out += ")"; + } + + if (n.type === "GlobalType") { + out += "("; + out += "global"; + out += space; + out += printGlobalType(n); + out += ")"; + } + + if (n.type === "Table") { + out += printTable(n); + } + + return out; +} + +function printModuleImport(n) { + var out = ""; + out += "("; + out += "import"; + out += space; + out += quote(n.module); + out += space; + out += quote(n.name); + out += space; + out += printModuleImportDescr(n.descr); + out += ")"; + return out; +} + +function printGlobalType(n) { + var out = ""; + + if (n.mutability === "var") { + out += "("; + out += "mut"; + out += space; + out += n.valtype; + out += ")"; + } else { + out += n.valtype; + } + + return out; +} + +function printGlobal(n, depth) { + var out = ""; + out += "("; + out += "global"; + out += space; + + if (n.name != null && (0, _ast.isAnonymous)(n.name) === false) { + out += printIdentifier(n.name); + out += space; + } + + out += printGlobalType(n.globalType); + out += space; + n.init.forEach(function (i) { + out += printInstruction(i, depth + 1); + }); + out += ")"; + return out; +} + +function printTable(n) { + var out = ""; + out += "("; + out += "table"; + out += space; + + if (n.name != null && (0, _ast.isAnonymous)(n.name) === false) { + out += printIdentifier(n.name); + out += space; + } + + out += printLimit(n.limits); + out += space; + out += n.elementType; + out += ")"; + return out; +} + +function printFuncParam(n) { + var out = ""; + + if (typeof n.id === "string") { + out += "$" + n.id; + out += space; + } + + out += n.valtype; + return out; +} + +function printFunc(n, depth) { + var out = ""; + out += "("; + out += "func"; + + if (n.name != null) { + if (n.name.type === "Identifier" && (0, _ast.isAnonymous)(n.name) === false) { + out += space; + out += printIdentifier(n.name); + } + } + + if (n.signature.type === "Signature") { + out += printSignature(n.signature); + } else { + var index = n.signature; + out += space; + out += "("; + out += "type"; + out += space; + out += printIndex(index); + out += ")"; + } + + if (n.body.length > 0) { + // func is empty since we ignore the default end instruction + if (n.body.length === 1 && n.body[0].id === "end") { + out += ")"; + return out; + } + + if (compact === false) { + out += "\n"; + } + + n.body.forEach(function (i) { + if (i.id !== "end") { + out += indent(depth); + out += printInstruction(i, depth); + + if (compact === false) { + out += "\n"; + } + } + }); + out += indent(depth - 1) + ")"; + } else { + out += ")"; + } + + return out; +} + +function printInstruction(n, depth) { + switch (n.type) { + case "Instr": + // $FlowIgnore + return printGenericInstruction(n, depth + 1); + + case "BlockInstruction": + // $FlowIgnore + return printBlockInstruction(n, depth + 1); + + case "IfInstruction": + // $FlowIgnore + return printIfInstruction(n, depth + 1); + + case "CallInstruction": + // $FlowIgnore + return printCallInstruction(n, depth + 1); + + case "CallIndirectInstruction": + // $FlowIgnore + return printCallIndirectIntruction(n, depth + 1); + + case "LoopInstruction": + // $FlowIgnore + return printLoopInstruction(n, depth + 1); + + default: + throw new Error("Unsupported instruction: " + JSON.stringify(n.type)); + } +} + +function printCallIndirectIntruction(n, depth) { + var out = ""; + out += "("; + out += "call_indirect"; + + if (n.signature.type === "Signature") { + out += printSignature(n.signature); + } else if (n.signature.type === "Identifier") { + out += space; + out += "("; + out += "type"; + out += space; + out += printIdentifier(n.signature); + out += ")"; + } else { + throw new Error("CallIndirectInstruction: unsupported signature " + JSON.stringify(n.signature.type)); + } + + out += space; + + if (n.intrs != null) { + // $FlowIgnore + n.intrs.forEach(function (i, index) { + // $FlowIgnore + out += printInstruction(i, depth + 1); // $FlowIgnore + + if (index !== n.intrs.length - 1) { + out += space; + } + }); + } + + out += ")"; + return out; +} + +function printLoopInstruction(n, depth) { + var out = ""; + out += "("; + out += "loop"; + + if (n.label != null && (0, _ast.isAnonymous)(n.label) === false) { + out += space; + out += printIdentifier(n.label); + } + + if (typeof n.resulttype === "string") { + out += space; + out += "("; + out += "result"; + out += space; + out += n.resulttype; + out += ")"; + } + + if (n.instr.length > 0) { + n.instr.forEach(function (e) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(e, depth + 1); + }); + + if (compact === false) { + out += "\n"; + out += indent(depth - 1); + } + } + + out += ")"; + return out; +} + +function printCallInstruction(n, depth) { + var out = ""; + out += "("; + out += "call"; + out += space; + out += printIndex(n.index); + + if (_typeof(n.instrArgs) === "object") { + // $FlowIgnore + n.instrArgs.forEach(function (arg) { + out += space; + out += printFuncInstructionArg(arg, depth + 1); + }); + } + + out += ")"; + return out; +} + +function printIfInstruction(n, depth) { + var out = ""; + out += "("; + out += "if"; + + if (n.testLabel != null && (0, _ast.isAnonymous)(n.testLabel) === false) { + out += space; + out += printIdentifier(n.testLabel); + } + + if (typeof n.result === "string") { + out += space; + out += "("; + out += "result"; + out += space; + out += n.result; + out += ")"; + } + + if (n.test.length > 0) { + out += space; + n.test.forEach(function (i) { + out += printInstruction(i, depth + 1); + }); + } + + if (n.consequent.length > 0) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += "("; + out += "then"; + depth++; + n.consequent.forEach(function (i) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(i, depth + 1); + }); + depth--; + + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += ")"; + } else { + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += "("; + out += "then"; + out += ")"; + } + + if (n.alternate.length > 0) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += "("; + out += "else"; + depth++; + n.alternate.forEach(function (i) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(i, depth + 1); + }); + depth--; + + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += ")"; + } else { + if (compact === false) { + out += "\n"; + out += indent(depth); + } + + out += "("; + out += "else"; + out += ")"; + } + + if (compact === false) { + out += "\n"; + out += indent(depth - 1); + } + + out += ")"; + return out; +} + +function printBlockInstruction(n, depth) { + var out = ""; + out += "("; + out += "block"; + + if (n.label != null && (0, _ast.isAnonymous)(n.label) === false) { + out += space; + out += printIdentifier(n.label); + } + + if (typeof n.result === "string") { + out += space; + out += "("; + out += "result"; + out += space; + out += n.result; + out += ")"; + } + + if (n.instr.length > 0) { + n.instr.forEach(function (i) { + if (compact === false) { + out += "\n"; + } + + out += indent(depth); + out += printInstruction(i, depth + 1); + }); + + if (compact === false) { + out += "\n"; + } + + out += indent(depth - 1); + out += ")"; + } else { + out += ")"; + } + + return out; +} + +function printGenericInstruction(n, depth) { + var out = ""; + out += "("; + + if (typeof n.object === "string") { + out += n.object; + out += "."; + } + + out += n.id; + n.args.forEach(function (arg) { + out += space; + out += printFuncInstructionArg(arg, depth + 1); + }); + out += ")"; + return out; +} + +function printLongNumberLiteral(n) { + if (typeof n.raw === "string") { + return n.raw; + } + + var _n$value = n.value, + low = _n$value.low, + high = _n$value.high; + var v = new _long.default(low, high); + return v.toString(); +} + +function printFloatLiteral(n) { + if (typeof n.raw === "string") { + return n.raw; + } + + return String(n.value); +} + +function printFuncInstructionArg(n, depth) { + var out = ""; + + if (n.type === "NumberLiteral") { + out += printNumberLiteral(n); + } + + if (n.type === "LongNumberLiteral") { + out += printLongNumberLiteral(n); + } + + if (n.type === "Identifier" && (0, _ast.isAnonymous)(n) === false) { + out += printIdentifier(n); + } + + if (n.type === "ValtypeLiteral") { + out += n.name; + } + + if (n.type === "FloatLiteral") { + out += printFloatLiteral(n); + } + + if ((0, _ast.isInstruction)(n)) { + out += printInstruction(n, depth + 1); + } + + return out; +} + +function printNumberLiteral(n) { + if (typeof n.raw === "string") { + return n.raw; + } + + return String(n.value); +} + +function printModuleExport(n) { + var out = ""; + out += "("; + out += "export"; + out += space; + out += quote(n.name); + + if (n.descr.exportType === "Func") { + out += space; + out += "("; + out += "func"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else if (n.descr.exportType === "Global") { + out += space; + out += "("; + out += "global"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else if (n.descr.exportType === "Memory" || n.descr.exportType === "Mem") { + out += space; + out += "("; + out += "memory"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else if (n.descr.exportType === "Table") { + out += space; + out += "("; + out += "table"; + out += space; + out += printIndex(n.descr.id); + out += ")"; + } else { + throw new Error("printModuleExport: unknown type: " + n.descr.exportType); + } + + out += ")"; + return out; +} + +function printIdentifier(n) { + return "$" + n.value; +} + +function printIndex(n) { + if (n.type === "Identifier") { + return printIdentifier(n); + } else if (n.type === "NumberLiteral") { + return printNumberLiteral(n); + } else { + throw new Error("Unsupported index: " + n.type); + } +} + +function printMemory(n) { + var out = ""; + out += "("; + out += "memory"; + + if (n.id != null) { + out += space; + out += printIndex(n.id); + out += space; + } + + out += printLimit(n.limits); + out += ")"; + return out; +} + +function printLimit(n) { + var out = ""; + out += n.min + ""; + + if (n.max != null) { + out += space; + out += String(n.max); + } + + return out; +}
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