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generator: dry up ForXStatements and *Statements

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This commit is contained in:
Sebastian McKenzie 2014-11-09 20:31:36 +11:00
parent 96b08bf7df
commit 19b115c76b
2 changed files with 27 additions and 41 deletions
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9
lib/6to5/generation/generators/methods.js
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@ -62,15 +62,6 @@ exports.MethodDefinition = function (node, print) {
this._method(node, print);
};
exports.ReturnStatement = function (node, print) {
this.push("return");
if (node.argument) {
this.space();
print(node.argument);
}
this.semicolon();
};
exports.FunctionDeclaration =
exports.FunctionExpression = function (node, print) {
this.push("function");

59
lib/6to5/generation/generators/statements.js
View File

@ -52,25 +52,20 @@ exports.WhileStatement = function (node, print) {
print.block(node.body);
};
exports.ForInStatement = function (node, print) {
this.keyword("for");
this.push("(");
print(node.left);
this.push(" in ");
print(node.right);
this.push(")");
print.block(node.body);
var buildForXStatement = function (op) {
return function (node, print) {
this.keyword("for");
this.push("(");
print(node.left);
this.push(" " + op + " ");
print(node.right);
this.push(")");
print.block(node.body);
};
};
exports.ForOfStatement = function (node, print) {
this.keyword("for");
this.push("(");
print(node.left);
this.push(" of ");
print(node.right);
this.push(")");
print.block(node.body);
};
exports.ForInStatement = buildForXStatement("in");
exports.ForOfStatement = buildForXStatement("of");
exports.DoWhileStatement = function (node, print) {
this.keyword("do");
@ -82,23 +77,23 @@ exports.DoWhileStatement = function (node, print) {
this.push(");");
};
exports.BreakStatement = function (node, print) {
this.push("break");
if (node.label) {
this.space();
print(node.label);
}
this.semicolon();
var buildLabelStatement = function (prefix, key) {
return function (node, print) {
this.push(prefix);
var label = node[key || "label"];
if (label) {
this.space();
print(label);
}
this.semicolon();
};
};
exports.ContinueStatement = function (node, print) {
this.push("continue");
if (node.label) {
this.space();
print(node.label);
}
this.semicolon();
};
exports.ContinueStatement = buildLabelStatement("continue");
exports.ReturnStatement = buildLabelStatement("return", "argument");
exports.BreakStatement = buildLabelStatement("break");
exports.LabeledStatement = function (node, print) {
print(node.label);