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remove ecmaVersion <= 6

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This commit is contained in:
Sebastian McKenzie
2015-07-15 15:34:47 +01:00
parent 21a11e5d2b
commit 472b079862
5 changed files with 36 additions and 60 deletions
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22
packages/babylon/src/statement.js
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@@ -23,9 +23,7 @@ pp.parseTopLevel = function (node) {
}
}
this.next();
if (this.options.ecmaVersion >= 6) {
node.sourceType = this.options.sourceType;
}
node.sourceType = this.options.sourceType;
return this.finishNode(node, "Program");
};
@@ -55,7 +53,7 @@ pp.parseStatement = function (declaration, topLevel) {
case tt._do: return this.parseDoStatement(node);
case tt._for: return this.parseForStatement(node);
case tt._function:
if (!declaration && this.options.ecmaVersion >= 6) this.unexpected();
if (!declaration) this.unexpected();
return this.parseFunctionStatement(node);
case tt._class:
@@ -181,11 +179,7 @@ pp.parseDoStatement = function (node) {
this.labels.pop();
this.expect(tt._while);
node.test = this.parseParenExpression();
if (this.options.ecmaVersion >= 6) {
this.eat(tt.semi);
} else {
this.semicolon();
}
this.eat(tt.semi);
return this.finishNode(node, "DoWhileStatement");
};
@@ -211,7 +205,7 @@ pp.parseForStatement = function (node) {
this.next();
this.parseVar(init, true, varKind);
this.finishNode(init, "VariableDeclaration");
if ((this.type === tt._in || (this.options.ecmaVersion >= 6 && this.isContextual("of"))) && init.declarations.length === 1 &&
if ((this.type === tt._in || this.isContextual("of")) && init.declarations.length === 1 &&
!(varKind !== tt._var && init.declarations[0].init))
return this.parseForIn(node, init);
return this.parseFor(node, init);
@@ -219,7 +213,7 @@ pp.parseForStatement = function (node) {
let refShorthandDefaultPos = {start: 0};
let init = this.parseExpression(true, refShorthandDefaultPos);
if (this.type === tt._in || (this.options.ecmaVersion >= 6 && this.isContextual("of"))) {
if (this.type === tt._in || this.isContextual("of")) {
this.toAssignable(init);
this.checkLVal(init);
return this.parseForIn(node, init);
@@ -459,7 +453,7 @@ pp.parseVar = function (node, isFor, kind) {
this.parseVarHead(decl);
if (this.eat(tt.eq)) {
decl.init = this.parseMaybeAssign(isFor);
} else if (kind === tt._const && !(this.type === tt._in || (this.options.ecmaVersion >= 6 && this.isContextual("of")))) {
} else if (kind === tt._const && !(this.type === tt._in || this.isContextual("of"))) {
this.unexpected();
} else if (decl.id.type !== "Identifier" && !(isFor && (this.type === tt._in || this.isContextual("of")))) {
this.raise(this.lastTokEnd, "Complex binding patterns require an initialization value");
@@ -482,9 +476,7 @@ pp.parseVarHead = function (decl) {
pp.parseFunction = function (node, isStatement, allowExpressionBody, isAsync) {
this.initFunction(node, isAsync);
if (this.options.ecmaVersion >= 6) {
node.generator = this.eat(tt.star);
}
node.generator = this.eat(tt.star);
if (isStatement || this.type === tt.name) {
node.id = this.parseIdent();