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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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 89x 89x 89x 89x 89x 3x 3x 3x 86x 89x 86x 89x 79x 99x 79x 79x 79x 99x 79x 79x 79x 86x 86x 89x 7x 7x 86x 89x 89x 66x 66x 66x 66x 66x 66x 1x 66x 65x 65x 65x 65x 65x 65x 65x 65x 2x 65x 63x 63x 66x 3x 3x 66x 89x 1x 1x 66x 69x 69x 8x 8x 69x 58x 58x 1x 1x | import {AbstractToken} from "../../1_lexer/tokens/abstract_token";
import * as Expressions from "../../2_statements/expressions";
import {ExpressionNode, StatementNode} from "../../nodes";
import {CharacterType, IntegerType, NumericType, StructureType} from "../../types/basic";
import {AbstractType} from "../../types/basic/_abstract_type";
import {CurrentScope} from "../_current_scope";
import {SyntaxInput} from "../_syntax_input";
import {DatabaseTableSource} from "./database_table";
import {Dynamic} from "./dynamic";
import {Source} from "./source";
import {SQLIn} from "./sql_in";
import {SQLSource} from "./sql_source";
export class SQLCompare {
public runSyntax(node: ExpressionNode | StatementNode, input: SyntaxInput, tables: DatabaseTableSource[]): void {
let sourceType: AbstractType | undefined;
let token: AbstractToken | undefined;
if (node.getFirstChild()?.get() instanceof Expressions.Dynamic) {
new Dynamic().runSyntax(node.getFirstChild() as ExpressionNode, input);
return;
}
for (const s of node.findDirectExpressions(Expressions.SimpleSource3)) {
new Source().runSyntax(s, input);
}
for (const s of node.findDirectExpressions(Expressions.SQLSource)) {
for (const child of s.getChildren()) {
if (child instanceof ExpressionNode) {
token = child.getFirstToken();
break;
}
}
sourceType = new SQLSource().runSyntax(s, input);
}
const sqlin = node.findDirectExpression(Expressions.SQLIn);
if (sqlin) {
new SQLIn().runSyntax(sqlin, input);
}
const fieldName = node.findDirectExpression(Expressions.SQLFieldName)?.concatTokens();
if (fieldName && sourceType && token) {
// check compatibility for rule sql_value_conversion
const targetType = this.findType(fieldName, tables, input.scope);
let message = "";
if (sourceType instanceof IntegerType
&& targetType instanceof CharacterType) {
message = "Integer to CHAR conversion";
} else if (sourceType instanceof IntegerType
&& targetType instanceof NumericType) {
message = "Integer to NUMC conversion";
} else if (sourceType instanceof NumericType
&& targetType instanceof IntegerType) {
message = "NUMC to Integer conversion";
} else if (sourceType instanceof CharacterType
&& targetType instanceof IntegerType) {
message = "CHAR to Integer conversion";
} else if (sourceType instanceof CharacterType
&& targetType instanceof CharacterType
&& sourceType.getLength() > targetType.getLength()) {
message = "Source field longer than database field, CHAR -> CHAR";
} else if (sourceType instanceof NumericType
&& targetType instanceof NumericType
&& sourceType.getLength() > targetType.getLength()) {
message = "Source field longer than database field, NUMC -> NUMC";
}
if (message !== "") {
input.scope.addSQLConversion(fieldName, message, token);
}
}
}
private findType(fieldName: string, tables: DatabaseTableSource[], scope: CurrentScope): AbstractType | undefined {
for (const t of tables) {
const type = t?.parseType(scope.getRegistry());
if (type instanceof StructureType) {
return type.getComponentByName(fieldName);
}
}
return undefined;
}
} |