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output shebang in transpiled code - fixes #55

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This commit is contained in:
Sebastian McKenzie 2014-10-13 15:47:22 +11:00
parent a4575f5778
commit 9d18905ce9
1 changed files with 20 additions and 3 deletions
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23
lib/6to5/file.js
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@ -1,5 +1,7 @@
module.exports = File;
var SHEBANG_REGEX = /^\#\!.*/;
var transform = require("./transform");
var util = require("./util");
var _ = require("lodash");
@ -32,12 +34,23 @@ File.normaliseOptions = function (opts) {
return opts;
};
File.prototype.parse = function (code) {
// remove shebang
code = code.replace(/^\#\!.*/, "");
File.prototype.parseShebang = function (code) {
var shebangMatch = code.match(SHEBANG_REGEX);
if (shebangMatch) {
this.shebang = shebangMatch[0];
// remove shebang
code = code.replace(SHEBANG_REGEX, "");
}
return code;
};
File.prototype.parse = function (code) {
var self = this;
code = this.parseShebang(code);
return util.parse(this.opts, code, function (tree) {
return self.transform(tree);
});
@ -55,6 +68,10 @@ File.prototype.transform = function (ast) {
var result = util.generate(ast, opts);
if (this.shebang) {
result.code = this.shebang + result.code;
}
if (opts.sourceMap === "inline") {
result.code += "\n" + util.sourceMapToComment(result.map);
}