Files
rspade_system/node_modules/terser/lib/utils/first_in_statement.js
root 77b4d10af8 Refactor filename naming system and apply convention-based renames
Standardize settings file naming and relocate documentation files
Fix code quality violations from rsx:check
Reorganize user_management directory into logical subdirectories
Move Quill Bundle to core and align with Tom Select pattern
Simplify Site Settings page to focus on core site information
Complete Phase 5: Multi-tenant authentication with login flow and site selection
Add route query parameter rule and synchronize filename validation logic
Fix critical bug in UpdateNpmCommand causing missing JavaScript stubs
Implement filename convention rule and resolve VS Code auto-rename conflict
Implement js-sanitizer RPC server to eliminate 900+ Node.js process spawns
Implement RPC server architecture for JavaScript parsing
WIP: Add RPC server infrastructure for JS parsing (partial implementation)
Update jqhtml terminology from destroy to stop, fix datagrid DOM preservation
Add JQHTML-CLASS-01 rule and fix redundant class names
Improve code quality rules and resolve violations
Remove legacy fatal error format in favor of unified 'fatal' error type
Filter internal keys from window.rsxapp output
Update button styling and comprehensive form/modal documentation
Add conditional fly-in animation for modals
Fix non-deterministic bundle compilation

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-13 19:10:02 +00:00

54 lines
2.1 KiB
JavaScript

import {
AST_Binary,
AST_Conditional,
AST_Chain,
AST_Dot,
AST_Object,
AST_Sequence,
AST_Statement,
AST_Sub,
AST_UnaryPostfix,
AST_PrefixedTemplateString
} from "../ast.js";
// return true if the node at the top of the stack (that means the
// innermost node in the current output) is lexically the first in
// a statement.
function first_in_statement(stack) {
let node = stack.parent(-1);
for (let i = 0, p; p = stack.parent(i); i++) {
if (p instanceof AST_Statement && p.body === node)
return true;
if ((p instanceof AST_Sequence && p.expressions[0] === node) ||
(p.TYPE === "Call" && p.expression === node) ||
(p instanceof AST_PrefixedTemplateString && p.prefix === node) ||
(p instanceof AST_Dot && p.expression === node) ||
(p instanceof AST_Sub && p.expression === node) ||
(p instanceof AST_Chain && p.expression === node) ||
(p instanceof AST_Conditional && p.condition === node) ||
(p instanceof AST_Binary && p.left === node) ||
(p instanceof AST_UnaryPostfix && p.expression === node)
) {
node = p;
} else {
return false;
}
}
}
// Returns whether the leftmost item in the expression is an object
function left_is_object(node) {
if (node instanceof AST_Object) return true;
if (node instanceof AST_Sequence) return left_is_object(node.expressions[0]);
if (node.TYPE === "Call") return left_is_object(node.expression);
if (node instanceof AST_PrefixedTemplateString) return left_is_object(node.prefix);
if (node instanceof AST_Dot || node instanceof AST_Sub) return left_is_object(node.expression);
if (node instanceof AST_Chain) return left_is_object(node.expression);
if (node instanceof AST_Conditional) return left_is_object(node.condition);
if (node instanceof AST_Binary) return left_is_object(node.left);
if (node instanceof AST_UnaryPostfix) return left_is_object(node.expression);
return false;
}
export { first_in_statement, left_is_object };