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[v1] Migrate parser to new AST (#1626)
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72 changes: 72 additions & 0 deletions
72
partiql-parser/src/main/kotlin/org/partiql/parser/V1PartiQLParser.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| /* | ||
| * Copyright Amazon.com, Inc. or its affiliates. All rights reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"). | ||
| * You may not use this file except in compliance with the License. | ||
| * A copy of the License is located at: | ||
| * | ||
| * http://aws.amazon.com/apache2.0/ | ||
| * | ||
| * or in the "license" file accompanying this file. This file is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific | ||
| * language governing permissions and limitations under the License. | ||
| */ | ||
|
|
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| package org.partiql.parser | ||
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| import org.partiql.ast.v1.Query | ||
| import org.partiql.ast.v1.Statement | ||
| import org.partiql.ast.v1.expr.ExprLit | ||
| import org.partiql.parser.internal.V1PartiQLParserDefault | ||
| import org.partiql.spi.Context | ||
| import org.partiql.spi.errors.PErrorListenerException | ||
| import org.partiql.value.PartiQLValueExperimental | ||
| import org.partiql.value.nullValue | ||
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| // TODO migrate public interfaces and classes to Java https://github.com/partiql/partiql-lang-kotlin/issues/1632 | ||
| public interface V1PartiQLParser { | ||
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| /** | ||
| * Parses the [source] into an AST. | ||
| * @param source the user's input | ||
| * @param ctx a configuration object for the parser | ||
| * @throws PErrorListenerException when the [org.partiql.spi.errors.PErrorListener] defined in the [ctx] throws an | ||
| * [PErrorListenerException], this method halts execution and propagates the exception. | ||
| */ | ||
| @Throws(PErrorListenerException::class) | ||
| public fun parse(source: String, ctx: Context): Result | ||
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| /** | ||
| * Parses the [source] into an AST. | ||
| * @param source the user's input | ||
| * @throws PErrorListenerException when the [org.partiql.spi.errors.PErrorListener] defined in the context throws an | ||
| * [PErrorListenerException], this method halts execution and propagates the exception. | ||
| */ | ||
| @Throws(PErrorListenerException::class) | ||
| public fun parse(source: String): Result { | ||
| return parse(source, Context.standard()) | ||
| } | ||
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| public data class Result( | ||
| val source: String, | ||
| val root: Statement, | ||
| val locations: SourceLocations, | ||
| ) { | ||
| public companion object { | ||
| @OptIn(PartiQLValueExperimental::class) | ||
| internal fun empty(source: String): Result { | ||
| val locations = SourceLocations.Mutable().toMap() | ||
| return Result(source, Query(ExprLit(nullValue())), locations) | ||
| } | ||
| } | ||
| } | ||
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| public companion object { | ||
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| @JvmStatic | ||
| public fun builder(): V1PartiQLParserBuilder = V1PartiQLParserBuilder() | ||
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| @JvmStatic | ||
| public fun standard(): V1PartiQLParser = V1PartiQLParserDefault() | ||
| } | ||
| } |
29 changes: 29 additions & 0 deletions
29
partiql-parser/src/main/kotlin/org/partiql/parser/V1PartiQLParserBuilder.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| /* | ||
| * Copyright Amazon.com, Inc. or its affiliates. All rights reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"). | ||
| * You may not use this file except in compliance with the License. | ||
| * A copy of the License is located at: | ||
| * | ||
| * http://aws.amazon.com/apache2.0/ | ||
| * | ||
| * or in the "license" file accompanying this file. This file is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific | ||
| * language governing permissions and limitations under the License. | ||
| */ | ||
|
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| package org.partiql.parser | ||
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| import org.partiql.parser.internal.V1PartiQLParserDefault | ||
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| /** | ||
| * A builder class to instantiate a [V1PartiQLParser]. https://github.com/partiql/partiql-lang-kotlin/issues/1632 | ||
| * | ||
| * TODO replace with Lombok builder once [V1PartiQLParser] is migrated to Java. | ||
| */ | ||
| public class V1PartiQLParserBuilder { | ||
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| public fun build(): V1PartiQLParser { | ||
| return V1PartiQLParserDefault() | ||
| } | ||
| } |
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