Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 982x 982x 982x 982x 982x 982x 982x 731x 731x 732x 731x 731x 1x 1x 731x 982x 982x 731x 731x 731x 1x 1x 1x 1x 731x 981x 981x 982x 982x 980x 982x 980x 982x 250x 250x 250x 980x 982x 7x 982x 14x 14x 14x 14x 982x 982x 1x | import * as Expressions from "../../2_statements/expressions";
import {StatementNode} from "../../nodes";
import {Source} from "../expressions/source";
import {Target} from "../expressions/target";
import {InlineData} from "../expressions/inline_data";
import {AbstractType} from "../../types/basic/_abstract_type";
import {StatementSyntax} from "../_statement_syntax";
import {TypeUtils} from "../_type_utils";
import {SyntaxInput, syntaxIssue} from "../_syntax_input";
import {Dereference} from "../expressions/dereference";
import {IdentifierMeta} from "../../types/_typed_identifier";
export class Move implements StatementSyntax {
public runSyntax(node: StatementNode, input: SyntaxInput): void {
const targets = node.findDirectExpressions(Expressions.Target);
const firstTarget = targets[0];
const inline = firstTarget?.findDirectExpression(Expressions.InlineData);
let targetType: AbstractType | undefined = undefined;
if (inline === undefined) {
targetType = firstTarget ? Target.runSyntax(firstTarget, input) : undefined;
for (const t of targets) {
if (t === firstTarget) {
continue;
}
Target.runSyntax(t, input);
}
}
if (inline === undefined && firstTarget !== undefined) {
// hmm, does this do the scoping correctly? handle constants etc? todo
const found = input.scope.findVariable(firstTarget.concatTokens());
if (found && found.getMeta().includes(IdentifierMeta.ReadOnly)) {
const message = `"${firstTarget.concatTokens()}" cannot be modified, it is readonly`;
input.issues.push(syntaxIssue(input, firstTarget.getFirstToken(), message));
return;
}
}
const source = node.findDirectExpression(Expressions.Source);
let sourceType = source ? Source.runSyntax(source, input, targetType) : undefined;
if (sourceType === undefined) {
const message = "No source type determined";
input.issues.push(syntaxIssue(input, node.getFirstToken(), message));
return;
}
if (node.findDirectExpression(Expressions.Dereference)) {
sourceType = Dereference.runSyntax(node, sourceType, input);
}
if (inline) {
InlineData.runSyntax(inline, input, sourceType);
targetType = sourceType;
}
if (node.findDirectTokenByText("?=")) {
if (new TypeUtils(input.scope).isCastable(sourceType, targetType) === false) {
const message = "Incompatible types";
input.issues.push(syntaxIssue(input, node.getFirstToken(), message));
return;
}
} else if (new TypeUtils(input.scope).isAssignableNew(sourceType, targetType, source) === false) {
const message = "Incompatible types";
input.issues.push(syntaxIssue(input, node.getFirstToken(), message));
return;
}
}
} |