The trtokens command reads standard in for a parsing result set and prints out the tokens for each result. For each tree in a set, the first and last tokens for the tree are computed and printed, with a blank line separator.

Usage

trtokens

Examples

Input:

Assume the Arithmetic.g4 parser has been built.

Command:

trparse -i "1 * 2 + 3" | trquery "grep //expression" | trtokens

Output:

Time to parse: 00:00:00.0778212
# tokens per sec = 128.49968903075256
[@4,4:4='2',<2>,1:4]

[@0,0:0='1',<2>,1:0]

[@8,8:8='3',<2>,1:8]

[@0,0:0='1',<2>,1:0]
[@1,1:1=' ',<15>,channel=1,1:1]
[@2,2:2='*',<7>,1:2]
[@3,3:3=' ',<15>,channel=1,1:3]
[@4,4:4='2',<2>,1:4]

[@0,0:0='1',<2>,1:0]
[@1,1:1=' ',<15>,channel=1,1:1]
[@2,2:2='*',<7>,1:2]
[@3,3:3=' ',<15>,channel=1,1:3]
[@4,4:4='2',<2>,1:4]
[@5,5:5=' ',<15>,channel=1,1:5]
[@6,6:6='+',<5>,1:6]
[@7,7:7=' ',<15>,channel=1,1:7]
[@8,8:8='3',<2>,1:8]

Current version

0.23.45 Parameterized ANTLR version via a new --antlr-version CLI option.

License

The MIT License

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The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

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