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actually parse async functions as statements

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This commit is contained in:
Sebastian McKenzie 2015-01-02 04:21:56 +11:00
parent b5c8ee2120
commit 56bc618d33
2 changed files with 28 additions and 23 deletions
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49
acorn.js
View File

@ -2008,7 +2008,7 @@
if (tokType === _slash || tokType === _assign && tokVal == "/=")
readToken(true);
var starttype = tokType, node = startNode();
var starttype = tokType, node = startNode(), start = storeCurrentPos();
// Most types of statements are recognized by the keyword they
// start with. Many are trivial to parse, some require a bit of
@ -2043,28 +2043,33 @@
// next token is a colon and the expression was a simple
// Identifier node, we switch to interpreting it as a label.
default:
var maybeName = tokVal, expr = parseExpression();
if (starttype === _name) {
if (expr.type === "FunctionExpression" && expr.async) {
expr.type = "FunctionDeclaration";
return expr;
} else if (expr.type === "Identifier") {
if (eat(_colon)) {
return parseLabeledStatement(node, maybeName, expr);
}
if (tokType === _name && tokVal === "async") {
var id = parseIdent();
if (tokType === _function) {
next();
return parseFunction(node, true, true);
} else {
return parseSubscripts(id, start);
}
}
if (options.ecmaVersion >= 7 && expr.name === "private" && tokType === _name) {
return parsePrivate(node);
} else if (expr.name === "declare") {
if (tokType === _class || tokType === _name || tokType === _function || tokType === _var) {
return parseDeclare(node);
}
} else if (tokType === _name) {
if (expr.name === "interface") {
return parseInterface(node);
} else if (expr.name === "type") {
return parseTypeAlias(node);
}
var maybeName = tokVal, expr = parseExpression();
if (starttype === _name && expr.type === "Identifier") {
if (eat(_colon)) {
return parseLabeledStatement(node, maybeName, expr);
}
if (options.ecmaVersion >= 7 && expr.name === "private" && tokType === _name) {
return parsePrivate(node);
} else if (expr.name === "declare") {
if (tokType === _class || tokType === _name || tokType === _function || tokType === _var) {
return parseDeclare(node);
}
} else if (tokType === _name) {
if (expr.name === "interface") {
return parseInterface(node);
} else if (expr.name === "type") {
return parseTypeAlias(node);
}
}
}

2
package.json
View File

@ -2,7 +2,7 @@
"name": "acorn-6to5",
"description": "Acorn fork used by 6to5",
"main": "acorn.js",
"version": "0.11.1-1",
"version": "0.11.1-2",
"maintainers": [
{
"name": "Marijn Haverbeke",