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stack-usage-transformer.ts
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// Copyright (c) 2023, Compiler Explorer Authors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
type Path = string;
type StackInfo = {
displayString: string;
};
export type StackUsageInfo = StackInfo & {
DebugLoc: DebugLoc;
Function: string;
BytesUsed: number;
Qualifier: 'static' | 'dynamic' | 'dynamic,bounded';
};
type DebugLoc = {
File: Path;
Line: number;
Column: number;
};
export function parse(suText: string): StackUsageInfo[] {
const output: StackUsageInfo[] = [];
for (const line of suText.split('\n').filter(Boolean)) {
const c = line.split('\t');
const pathLocName = c[0].split(':');
const lineNumber = +pathLocName[1];
const qualifier = c.at(-1);
const su = {
DebugLoc: {File: pathLocName[0], Line: lineNumber, Column: 0},
Function: pathLocName.at(-1),
Qualifier: qualifier,
BytesUsed: Number.parseInt(c[1]),
displayString: c[1] + ' bytes, ' + qualifier,
};
output.push(su as StackUsageInfo);
}
return output;
}