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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/braces/lib/compile.js
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Diffstat (limited to 'node_modules/braces/lib/compile.js')
-rw-r--r--node_modules/braces/lib/compile.js57
1 files changed, 57 insertions, 0 deletions
diff --git a/node_modules/braces/lib/compile.js b/node_modules/braces/lib/compile.js
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+'use strict';
+
+const fill = require('fill-range');
+const utils = require('./utils');
+
+const compile = (ast, options = {}) => {
+ let walk = (node, parent = {}) => {
+ let invalidBlock = utils.isInvalidBrace(parent);
+ let invalidNode = node.invalid === true && options.escapeInvalid === true;
+ let invalid = invalidBlock === true || invalidNode === true;
+ let prefix = options.escapeInvalid === true ? '\\' : '';
+ let output = '';
+
+ if (node.isOpen === true) {
+ return prefix + node.value;
+ }
+ if (node.isClose === true) {
+ return prefix + node.value;
+ }
+
+ if (node.type === 'open') {
+ return invalid ? (prefix + node.value) : '(';
+ }
+
+ if (node.type === 'close') {
+ return invalid ? (prefix + node.value) : ')';
+ }
+
+ if (node.type === 'comma') {
+ return node.prev.type === 'comma' ? '' : (invalid ? node.value : '|');
+ }
+
+ if (node.value) {
+ return node.value;
+ }
+
+ if (node.nodes && node.ranges > 0) {
+ let args = utils.reduce(node.nodes);
+ let range = fill(...args, { ...options, wrap: false, toRegex: true });
+
+ if (range.length !== 0) {
+ return args.length > 1 && range.length > 1 ? `(${range})` : range;
+ }
+ }
+
+ if (node.nodes) {
+ for (let child of node.nodes) {
+ output += walk(child, node);
+ }
+ }
+ return output;
+ };
+
+ return walk(ast);
+};
+
+module.exports = compile;