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Diffstat (limited to 'node_modules/webpack/lib/dependencies/getFunctionExpression.js')
-rw-r--r-- | node_modules/webpack/lib/dependencies/getFunctionExpression.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/dependencies/getFunctionExpression.js b/node_modules/webpack/lib/dependencies/getFunctionExpression.js new file mode 100644 index 0000000..0e73840 --- /dev/null +++ b/node_modules/webpack/lib/dependencies/getFunctionExpression.js @@ -0,0 +1,52 @@ +/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra +*/ +module.exports = expr => { + // <FunctionExpression> + if ( + expr.type === "FunctionExpression" || + expr.type === "ArrowFunctionExpression" + ) { + return { + fn: expr, + expressions: [], + needThis: false + }; + } + + // <FunctionExpression>.bind(<Expression>) + if ( + expr.type === "CallExpression" && + expr.callee.type === "MemberExpression" && + expr.callee.object.type === "FunctionExpression" && + expr.callee.property.type === "Identifier" && + expr.callee.property.name === "bind" && + expr.arguments.length === 1 + ) { + return { + fn: expr.callee.object, + expressions: [expr.arguments[0]], + needThis: undefined + }; + } + // (function(_this) {return <FunctionExpression>})(this) (Coffeescript) + if ( + expr.type === "CallExpression" && + expr.callee.type === "FunctionExpression" && + expr.callee.body.type === "BlockStatement" && + expr.arguments.length === 1 && + expr.arguments[0].type === "ThisExpression" && + expr.callee.body.body && + expr.callee.body.body.length === 1 && + expr.callee.body.body[0].type === "ReturnStatement" && + expr.callee.body.body[0].argument && + expr.callee.body.body[0].argument.type === "FunctionExpression" + ) { + return { + fn: expr.callee.body.body[0].argument, + expressions: [], + needThis: true + }; + } +}; |