| 1 | ## our_shell: ysh
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| 2 |
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| 3 | #### ysh usage
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| 4 |
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| 5 | set +o errexit
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| 6 |
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| 7 | $SH --location-str foo.hay --location-start-line 42 -c 'echo ()' 2>err.txt
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| 8 |
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| 9 | cat err.txt | grep -o -- '-- foo.hay:42: Unexpected'
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| 10 |
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| 11 |
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| 12 | # common idiom is to use -- to say it came from a file
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| 13 | $SH --location-str '[ stdin ]' --location-start-line 10 -c 'echo "line 10";
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| 14 | echo ()' 2>err.txt
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| 15 |
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| 16 | cat err.txt | fgrep -o -- '-- [ stdin ]:11: Unexpected'
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| 17 |
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| 18 | ## STDOUT:
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| 19 | -- foo.hay:42: Unexpected
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| 20 | line 10
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| 21 | -- [ stdin ]:11: Unexpected
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| 22 | ## END
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| 23 |
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| 24 | #### --debug-file
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| 25 | $SH --debug-file $TMP/debug.txt -c 'true'
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| 26 | grep 'Oils started with' $TMP/debug.txt >/dev/null && echo yes
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| 27 | ## stdout: yes
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| 28 |
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| 29 | #### Filename quoting
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| 30 |
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| 31 | echo '(BAD' > no-quoting
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| 32 | echo '(BAD' > 'with spaces.sh'
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| 33 | echo '(BAD' > $'bad \xff'
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| 34 |
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| 35 | write -n '' > err.txt
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| 36 |
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| 37 | $SH no-quoting 2>>err.txt || true
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| 38 | $SH 'with spaces.sh' 2>>err.txt || true
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| 39 | $SH $'bad \xff' 2>>err.txt || true
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| 40 |
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| 41 | egrep --only-matching '^.*:1' err.txt
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| 42 |
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| 43 | ## STDOUT:
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| 44 | no-quoting:1
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| 45 | "with spaces.sh":1
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| 46 | b'bad \yff':1
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| 47 | ## END
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| 48 |
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| 49 |
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| 50 | #### shopt --set verbose_errexit
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| 51 |
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| 52 | try {
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| 53 | $SH -c '/bin/false' 2>on.txt
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| 54 | }
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| 55 |
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| 56 | try {
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| 57 | $SH +o verbose_errexit -c '/bin/false' 2>off.txt
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| 58 | }
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| 59 |
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| 60 | wc -l on.txt off.txt
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| 61 | #echo
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| 62 | #cat on.txt off.txt
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| 63 |
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| 64 | ## STDOUT:
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| 65 | 3 on.txt
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| 66 | 0 off.txt
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| 67 | 3 total
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| 68 | ## END
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