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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | 1x 1x 1x 1x 1x 1x 249x 9x 9x 9x 9x 9x 9x 9x 9x 9x 9x 249x 249x 31x 249x 18x 231x 276x 269x 269x 231x 218x 13x 218x 218x 439x 439x 439x 439x 1068x 1068x 801x 801x 801x 326x 801x 801x 801x 2x 801x 730x 188x 1068x 768x 1068x | import * as LServer from "vscode-languageserver-types";
import {IRegistry} from "../_iregistry";
import {ABAPObject} from "../objects/_abap_object";
import {ITextDocumentPositionParams} from "./_interfaces";
import {LSPUtils} from "./_lsp_utils";
import {Identifier} from "../abap/4_file_information/_identifier";
import {SyntaxLogic} from "../abap/5_syntax/syntax";
import {ISpaghettiScopeNode} from "../abap/5_syntax/_spaghetti_scope";
import {LSPLookup} from "./_lookup";
import {ScopeType} from "../abap/5_syntax/_scope_type";
export class References {
private readonly reg: IRegistry;
public constructor(reg: IRegistry) {
this.reg = reg;
}
public references(pos: ITextDocumentPositionParams): LServer.Location[] {
const file = LSPUtils.getABAPFile(this.reg, pos.textDocument.uri);
Iif (file === undefined) {
return [];
}
const obj = this.reg.getObject(file.getObjectType(), file.getObjectName());
Iif (!(obj instanceof ABAPObject)) {
return [];
}
const found = LSPUtils.findCursor(this.reg, pos);
Iif (found?.identifier === undefined) {
return [];
}
const lookup = LSPLookup.lookup(found, this.reg, obj);
Iif (lookup?.definitionId === undefined || lookup?.scope === undefined) {
return [];
}
const locs = this.search(lookup.definitionId, lookup.scope);
return locs.map(LSPUtils.identiferToLocation);
}
public search(identifier: Identifier, node: ISpaghettiScopeNode, exitAfterFound = false, removeDuplicates = true): Identifier[] {
let ret: Identifier[] = [];
// todo, this first assumes that the identifier is a variable?
if (node.getIdentifier().stype === ScopeType.Method
|| node.getIdentifier().stype === ScopeType.FunctionModule
|| node.getIdentifier().stype === ScopeType.Form) {
ret = this.findReferences(node, identifier);
}
if (ret.length > 1 && exitAfterFound === true) {
return ret;
}
for (const o of this.reg.getObjects()) {
if (o instanceof ABAPObject) {
Iif (this.reg.isDependency(o)) {
continue; // do not search in dependencies
}
ret.push(...this.findReferences(new SyntaxLogic(this.reg, o).run().spaghetti.getTop(), identifier));
}
}
// remove duplicates, might be a changing(read and write) position
if (removeDuplicates === true) {
return this.removeDuplicates(ret);
} else {
return ret;
}
}
////////////////////////////////////////////
private removeDuplicates(arr: Identifier[]): Identifier[] {
const values: any = {};
return arr.filter(item => {
const val = item.getStart().getCol() + "_" + item.getStart().getRow() + "_" + item.getFilename();
const exists = values[val];
values[val] = true;
return !exists;
});
}
private findReferences(node: ISpaghettiScopeNode, identifier: Identifier): Identifier[] {
const ret: Identifier[] = [];
if (node.getIdentifier().stype !== ScopeType.BuiltIn) {
// this is for finding the definitions
const vars = node.getData().vars;
const vid = vars[identifier.getName().toUpperCase()];
if (vid?.equals(identifier)) {
ret.push(vid);
}
// this is for finding the definitions
const types = node.getData().types;
const tid = types[identifier.getName().toUpperCase()];
if (tid?.equals(identifier)) {
ret.push(tid);
}
for (const r of node.getData().references) {
if (r.resolved?.equals(identifier)) {
ret.push(r.position);
}
}
}
for (const c of node.getChildren()) {
ret.push(...this.findReferences(c, identifier));
}
return ret;
}
} |