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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 108x 108x 108x 108x 108x 3x 3x 3x 105x 108x 105x 108x 97x 120x 97x 97x 97x 120x 97x 97x 97x 105x 105x 108x 8x 8x 105x 108x 108x 84x 84x 84x 84x 84x 84x 1x 84x 83x 83x 83x 83x 83x 1x 83x 82x 82x 2x 82x 80x 80x 84x 4x 4x 84x 108x 1x 1x 84x 87x 87x 9x 9x 87x 75x 75x 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 static runSyntax(node: ExpressionNode | StatementNode, input: SyntaxInput, tables: DatabaseTableSource[]): void {
let sourceType: AbstractType | undefined;
let token: AbstractToken | undefined;
if (node.getFirstChild()?.get() instanceof Expressions.Dynamic) {
Dynamic.runSyntax(node.getFirstChild() as ExpressionNode, input);
return;
}
for (const s of node.findDirectExpressions(Expressions.SimpleSource3)) {
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 = SQLSource.runSyntax(s, input);
}
const sqlin = node.findDirectExpression(Expressions.SQLIn);
if (sqlin) {
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 static 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;
}
} |