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Enable babel translation to enable ES module support.

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This commit is contained in:
Yury Delendik 2017-03-06 08:42:48 -06:00
parent 02370f952a
commit 25873e92f0
10 changed files with 65 additions and 18 deletions
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19
external/builder/preprocessor2.js vendored
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@ -1,6 +1,6 @@
'use strict';
var esprima = require('esprima');
var acorn = require('acorn');
var escodegen = require('escodegen');
var vm = require('vm');
var fs = require('fs');
@ -49,7 +49,7 @@ function handlePreprocessorAction(ctx, actionName, args, loc) {
return {type: 'Literal', value: result, loc: loc};
}
if (typeof result === 'object') {
var parsedObj = esprima.parse('(' + JSON.stringify(result) + ')');
var parsedObj = acorn.parse('(' + JSON.stringify(result) + ')');
parsedObj.body[0].expression.loc = loc;
return parsedObj.body[0].expression;
}
@ -66,7 +66,7 @@ function handlePreprocessorAction(ctx, actionName, args, loc) {
jsonPath.substring(ROOT_PREFIX.length));
}
var jsonContent = fs.readFileSync(jsonPath).toString();
var parsedJSON = esprima.parse('(' + jsonContent + ')');
var parsedJSON = acorn.parse('(' + jsonContent + ')');
parsedJSON.body[0].expression.loc = loc;
return parsedJSON.body[0].expression;
}
@ -354,16 +354,21 @@ function preprocessPDFJSCode(ctx, code) {
adjustMultilineComment: saveComments,
}
};
var comments;
var parseComment = {
loc: true,
attachComment: saveComments
locations: true,
onComments: saveComments || (comments = []),
sourceType: 'module',
};
var codegenOptions = {
format: format,
comment: saveComments,
parse: esprima.parse
parse: acorn.parse,
};
var syntax = esprima.parse(code, parseComment);
var syntax = acorn.parse(code, parseComment);
if (saveComments) {
escodegen.attachComments(syntax, comments);
}
traverseTree(ctx, syntax);
return escodegen.generate(syntax, codegenOptions);
}