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suppress collapse_vars of this into "use strict" (#2326)

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fixes #2319
This commit is contained in:
Alex Lam S.L
2017-09-20 05:23:20 +08:00
committed by GitHub
parent aceb0af36b
commit 00f509405b
3 changed files with 75 additions and 5 deletions
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6
lib/ast.js
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@@ -134,11 +134,10 @@ var AST_Debugger = DEFNODE("Debugger", null, {
$documentation: "Represents a debugger statement",
}, AST_Statement);
var AST_Directive = DEFNODE("Directive", "value scope quote", {
var AST_Directive = DEFNODE("Directive", "value quote", {
$documentation: "Represents a directive, like \"use strict\";",
$propdoc: {
value: "[string] The value of this directive as a plain string (it's not an AST_String!)",
scope: "[AST_Scope/S] The scope that this directive affects",
quote: "[string] the original quote character"
},
}, AST_Statement);
@@ -299,10 +298,9 @@ var AST_With = DEFNODE("With", "expression", {
/* -----[ scope and functions ]----- */
var AST_Scope = DEFNODE("Scope", "directives variables functions uses_with uses_eval parent_scope enclosed cname", {
var AST_Scope = DEFNODE("Scope", "variables functions uses_with uses_eval parent_scope enclosed cname", {
$documentation: "Base class for all statements introducing a lexical scope",
$propdoc: {
directives: "[string*/S] an array of directives declared in this scope",
variables: "[Object/S] a map of name -> SymbolDef for all variables/functions defined in this scope",
functions: "[Object/S] like `variables`, but only lists function declarations",
uses_with: "[boolean/S] tells whether this scope uses the `with` statement",