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remove support for const (#1910)

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As this is not part of ES5.
This commit is contained in:
Alex Lam S.L
2017-05-12 14:57:41 +08:00
committed by GitHub
parent ac73c5d421
commit c391576d52
20 changed files with 36 additions and 591 deletions
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16
lib/ast.js
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@@ -495,10 +495,10 @@ var AST_Finally = DEFNODE("Finally", null, {
$documentation: "A `finally` node; only makes sense as part of a `try` statement"
}, AST_Block);
/* -----[ VAR/CONST ]----- */
/* -----[ VAR ]----- */
var AST_Definitions = DEFNODE("Definitions", "definitions", {
$documentation: "Base class for `var` or `const` nodes (variable declarations/initializations)",
$documentation: "Base class for `var` nodes (variable declarations/initializations)",
$propdoc: {
definitions: "[AST_VarDef*] array of variable definitions"
},
@@ -516,14 +516,10 @@ var AST_Var = DEFNODE("Var", null, {
$documentation: "A `var` statement"
}, AST_Definitions);
var AST_Const = DEFNODE("Const", null, {
$documentation: "A `const` statement"
}, AST_Definitions);
var AST_VarDef = DEFNODE("VarDef", "name value", {
$documentation: "A variable declaration; only appears in a AST_Definitions node",
$propdoc: {
name: "[AST_SymbolVar|AST_SymbolConst] name of the variable",
name: "[AST_SymbolVar] name of the variable",
value: "[AST_Node?] initializer, or null of there's no initializer"
},
_walk: function(visitor) {
@@ -728,17 +724,13 @@ var AST_SymbolAccessor = DEFNODE("SymbolAccessor", null, {
}, AST_Symbol);
var AST_SymbolDeclaration = DEFNODE("SymbolDeclaration", "init", {
$documentation: "A declaration symbol (symbol in var/const, function name or argument, symbol in catch)",
$documentation: "A declaration symbol (symbol in var, function name or argument, symbol in catch)",
}, AST_Symbol);
var AST_SymbolVar = DEFNODE("SymbolVar", null, {
$documentation: "Symbol defining a variable",
}, AST_SymbolDeclaration);
var AST_SymbolConst = DEFNODE("SymbolConst", null, {
$documentation: "A constant declaration"
}, AST_SymbolDeclaration);
var AST_SymbolFunarg = DEFNODE("SymbolFunarg", null, {
$documentation: "Symbol naming a function argument",
}, AST_SymbolVar);