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Added expanding member pointer variables (TODO: make pointer member symbol customizable)

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WebFreak001 2016-03-05 00:36:16 +01:00
commit b81a7bc1c2
2 changed files with 56 additions and 34 deletions
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84
src/backend/gdb_expansion.ts
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@ -1,28 +1,9 @@
/*
{
quit = false,
_views = {
{
view = 0x7ffff7ece1e8,
renderer = 0x7ffff7eccc50,
world = 0x7ffff7ece480
}
},
deltaTimer = {
_flagStarted = false,
_timeStart = {length = 0},
_timeMeasured = {length = 0}
},
_start = {callbacks = 0x0},
_stop = {callbacks = 0x0}
}
*/
const resultRegex = /^([a-zA-Z_\-][a-zA-Z0-9_\-]*)\s*=\s*/;
const variableRegex = /^[a-zA-Z_\-][a-zA-Z0-9_\-]*/;
const errorRegex = /^\<.+?\>/;
const referenceRegex = /^0x[0-9a-fA-F]+/;
const numberRegex = /^[0-9]+/;
const pointerCombineChar = ".";
export function isExpandable(value: string): number {
let primitive: any;
@ -40,7 +21,7 @@ export function isExpandable(value: string): number {
else return 0;
}
export function expandValue(variableCreate: Function, value: string): any {
export function expandValue(variableCreate: Function, value: string, root: string = ""): any {
let parseCString = () => {
value = value.trim();
if (value[0] != '"')
@ -65,7 +46,35 @@ export function expandValue(variableCreate: Function, value: string): any {
return str;
};
let stack = [root];
let parseValue, parseCommaResult, parseCommaValue, parseResult, createValue;
let variable = "";
let getNamespace = (variable) => {
let namespace = "";
let prefix = "";
stack.push(variable);
stack.forEach(name => {
prefix = "";
if (name != "") {
if (name.startsWith("["))
namespace = namespace + name;
else {
if (namespace) {
while (name.startsWith("*")) {
prefix += "*";
name = name.substr(1);
}
namespace = namespace + pointerCombineChar + name;
}
else
namespace = name;
}
}
});
stack.pop();
return prefix + namespace;
};
let parseTupleOrList = () => {
value = value.trim();
@ -83,21 +92,30 @@ export function expandValue(variableCreate: Function, value: string): any {
newValPos = newValPos2;
if (newValPos != -1 && eqPos > newValPos || eqPos == -1) { // is value list
let values = [];
stack.push("[0]");
let val = parseValue();
stack.pop();
values.push(createValue("[0]", val));
let remaining = value;
let i = 0;
while (val = parseCommaValue())
values.push(createValue("[" + (++i) + "]", val));
while (true) {
stack.push("[" + (++i) + "]");
if (!(val = parseCommaValue())) {
stack.pop();
break;
}
stack.pop();
values.push(createValue("[" + i + "]", val));
}
value = value.substr(1).trim(); // }
return values;
}
let result = parseResult();
let result = parseResult(true);
if (result) {
let results = [];
results.push(result);
while (result = parseCommaResult())
while (result = parseCommaResult(true))
results.push(result);
value = value.substr(1).trim(); // }
return results;
@ -156,15 +174,19 @@ export function expandValue(variableCreate: Function, value: string): any {
return parsePrimitive();
};
parseResult = () => {
parseResult = (pushToStack: boolean = false) => {
value = value.trim();
let variableMatch = resultRegex.exec(value);
if (!variableMatch)
return undefined;
value = value.substr(variableMatch[0].length).trim();
let variable = variableMatch[1];
let name = variable = variableMatch[1];
if (pushToStack)
stack.push(variable);
let val = parseValue();
return createValue(variable, val);
if (pushToStack)
stack.pop();
return createValue(name, val);
};
createValue = (name, val) => {
@ -174,7 +196,7 @@ export function expandValue(variableCreate: Function, value: string): any {
val = "Object";
}
if (typeof val == "string" && val.startsWith("*0x")) {
ref = variableCreate("*" + name);
ref = variableCreate(getNamespace("*" + name));
val = "Object@" + val;
}
return {
@ -192,12 +214,12 @@ export function expandValue(variableCreate: Function, value: string): any {
return parseValue();
};
parseCommaResult = () => {
parseCommaResult = (pushToStack: boolean = false) => {
value = value.trim();
if (value[0] != ',')
return undefined;
value = value.substr(1).trim();
return parseResult();
return parseResult(pushToStack);
};