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Merge branch 'async-await' of https://github.com/sebmck/acorn

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This commit is contained in:
Sebastian McKenzie 2014-11-13 13:17:10 +11:00
commit b3c4ca26fa
2 changed files with 231 additions and 1 deletions
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2
acorn.js
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@ -2907,7 +2907,7 @@
function parseExport(node) {
next();
// export var|const|let|function|class ...;
if (tokType === _var || tokType === _const || tokType === _let || tokType === _function || tokType === _class) {
if (tokType === _var || tokType === _const || tokType === _let || tokType === _function || tokType === _class || tokType === _async) {
node.declaration = parseStatement();
node['default'] = false;
node.specifiers = null;

230
test/tests-harmony.js
View File

@ -14370,6 +14370,236 @@ test('f(async function(promise) { await promise })', {
locations: true
});
test("f(a, async(1, 2), b);", {
type: "Program",
body: [{
type: "ExpressionStatement",
expression: {
type: "CallExpression",
callee: {
type: "Identifier",
name: "f",
loc: {
start: {line: 1, column: 0},
end: {line: 1, column: 1}
}
},
arguments: [
{
type: "Identifier",
name: "a",
loc: {
start: {line: 1, column: 2},
end: {line: 1, column: 3}
}
},
{
type: "CallExpression",
callee: {
type: "Identifier",
name: "async",
loc: {
start: {line: 1, column: 5},
end: {line: 1, column: 10}
}
},
arguments: [
{
type: "Literal",
value: 1,
loc: {
start: {line: 1,column: 11},
end: {line: 1,column: 12}
}
},
{
type: "Literal",
value: 2,
loc: {
start: {line: 1,column: 14},
end: {line: 1,column: 15}
}
}
],
loc: {
start: {line: 1,column: 5},
end: {line: 1,column: 16}
}
},
{
type: "Identifier",
name: "b",
loc: {
start: {line: 1,column: 18},
end: {line: 1,column: 19}
}
}
],
loc: {
start: {line: 1,column: 0},
end: {line: 1,column: 20}
}
},
loc: {
start: {line: 1,column: 0},
end: {line: 1,column: 20}
}
}]
}, {
ecmaVersion: 7,
locations: true
});
test("var ok = async(x);", {
type: "Program",
body: [{
type: "VariableDeclaration",
declarations: [
{
type: "VariableDeclarator",
id: {
type: "Identifier",
name: "ok",
loc: {
start: {line: 1,column: 4},
end: {line: 1,column: 6}
}
},
init: {
type: "CallExpression",
callee: {
type: "Identifier",
name: "async",
loc: {
start: {line: 1,column: 9},
end: {line: 1,column: 14}
}
},
arguments: [
{
type: "Identifier",
name: "x",
loc: {
start: {line: 1,column: 15},
end: {line: 1,column: 16}
}
}
],
loc: {
start: {line: 1,column: 9},
end: {line: 1,column: 17}
}
},
loc: {
start: {line: 1,column: 4},
end: {line: 1,column: 17}
}
}
],
kind: "var",
loc: {
start: {line: 1,column: 0},
end: {line: 1,column: 17}
}
}]
}, {
ecmaVersion: 7,
locations: true
});
test("var async; async = 10;", {
type: "Program",
body: [{
type: "ExpressionStatement",
expression: {
type: "FunctionExpression",
id: null,
params: [],
defaults: [],
body: {
type: "BlockStatement",
body: [
{
type: "VariableDeclaration",
declarations: [
{
type: "VariableDeclarator",
id: {
type: "Identifier",
name: "async",
loc: {
start: {line: 1,column: 18},
end: {line: 1,column: 23}
}
},
init: null,
loc: {
start: {line: 1,column: 18},
end: {line: 1,column: 23}
}
}
],
kind: "var",
loc: {
start: {line: 1,column: 14},
end: {line: 1,column: 24}
}
},
{
type: "ExpressionStatement",
expression: {
type: "AssignmentExpression",
operator: "=",
left: {
type: "Identifier",
name: "async",
loc: {
start: {line: 1,column: 25},
end: {line: 1,column: 30}
}
},
right: {
type: "Literal",
value: 10,
loc: {
start: {line: 1,column: 33},
end: {line: 1,column: 35}
}
},
loc: {
start: {line: 1,column: 25},
end: {line: 1,column: 35}
}
},
loc: {
start: {line: 1,column: 25},
end: {line: 1,column: 36}
}
}
],
loc: {
start: {line: 1,column: 12},
end: {line: 1,column: 37}
}
},
rest: null,
generator: false,
expression: false,
loc: {
start: {line: 1,column: 1},
end: {line: 1,column: 37}
}
},
loc: {
start: {line: 1,column: 0},
end: {line: 1,column: 38}
}
}]
}, {
ecmaVersion: 7,
locations: true
});
// Harmony Invalid syntax
testFail("0o", "Expected number in radix 8 (1:2)", {ecmaVersion: 6});