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36 lines
1.3 KiB
Bash
36 lines
1.3 KiB
Bash
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#!/bin/bash -eu
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#
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# Copyright 2018 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# To regenerate the CEL lexer/parser statically do the following:
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# 1. Download the latest anltr tool from https://www.antlr.org/download.html
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# 2. Copy the downloaded jar to the gen directory. It will have a name
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# like antlr-<version>-complete.jar.
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# 3. Modify the script below to refer to the current ANTLR version.
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# 4. Execute the generation script from the gen directory.
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# 5. Delete the jar and commit the regenerated sources.
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#!/bin/sh
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DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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# Generate AntLR artifacts.
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java -Xmx500M -cp ${DIR}/antlr-4.10.1-complete.jar org.antlr.v4.Tool \
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-Dlanguage=Go \
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-package gen \
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-o ${DIR} \
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-visitor ${DIR}/CEL.g4
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