detection-user/node_modules/@webassemblyjs/ast/lib/node-helpers.js
2024-09-13 20:43:39 +08:00

107 lines
2.8 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.numberLiteralFromRaw = numberLiteralFromRaw;
exports.instruction = instruction;
exports.objectInstruction = objectInstruction;
exports.withLoc = withLoc;
exports.withRaw = withRaw;
exports.funcParam = funcParam;
exports.indexLiteral = indexLiteral;
exports.memIndexLiteral = memIndexLiteral;
var _helperNumbers = require("@webassemblyjs/helper-numbers");
var _nodes = require("./nodes");
function numberLiteralFromRaw(rawValue) {
var instructionType = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "i32";
var original = rawValue; // Remove numeric separators _
if (typeof rawValue === "string") {
rawValue = rawValue.replace(/_/g, "");
}
if (typeof rawValue === "number") {
return (0, _nodes.numberLiteral)(rawValue, String(original));
} else {
switch (instructionType) {
case "i32":
{
return (0, _nodes.numberLiteral)((0, _helperNumbers.parse32I)(rawValue), String(original));
}
case "u32":
{
return (0, _nodes.numberLiteral)((0, _helperNumbers.parseU32)(rawValue), String(original));
}
case "i64":
{
return (0, _nodes.longNumberLiteral)((0, _helperNumbers.parse64I)(rawValue), String(original));
}
case "f32":
{
return (0, _nodes.floatLiteral)((0, _helperNumbers.parse32F)(rawValue), (0, _helperNumbers.isNanLiteral)(rawValue), (0, _helperNumbers.isInfLiteral)(rawValue), String(original));
}
// f64
default:
{
return (0, _nodes.floatLiteral)((0, _helperNumbers.parse64F)(rawValue), (0, _helperNumbers.isNanLiteral)(rawValue), (0, _helperNumbers.isInfLiteral)(rawValue), String(original));
}
}
}
}
function instruction(id) {
var args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
var namedArgs = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
return (0, _nodes.instr)(id, undefined, args, namedArgs);
}
function objectInstruction(id, object) {
var args = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : [];
var namedArgs = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
return (0, _nodes.instr)(id, object, args, namedArgs);
}
/**
* Decorators
*/
function withLoc(n, end, start) {
var loc = {
start: start,
end: end
};
n.loc = loc;
return n;
}
function withRaw(n, raw) {
n.raw = raw;
return n;
}
function funcParam(valtype, id) {
return {
id: id,
valtype: valtype
};
}
function indexLiteral(value) {
// $FlowIgnore
var x = numberLiteralFromRaw(value, "u32");
return x;
}
function memIndexLiteral(value) {
// $FlowIgnore
var x = numberLiteralFromRaw(value, "u32");
return x;
}