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Mieux que grep
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< h1 class = "first" id = "mise--jour" > Mise à jour< / h1 >
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< p > Comme < a href = "http://www.theworkinggeek.com" > Andy Lester< / a > me l’ a fait remarqué. < a href = "http://betterthangrep.com" > < code > ack< / code > < / a > est un simple fichier perl qu’ il suffit de copier dans son répertoire personnel < code > ~/bin< / code > . Maintenant j’ ai < code > ack< / code > sur mon serveur professionnel.< / p >
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< p > Il suffit d’ aller sur < a href = "http://betterthangrep.com" > http://betterthangrep.com< / a > pour le télécharger.< / p >
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< p > Sincèrement, je ne comprend pas qu’ < code > ack< / code > ne soit pas une commande implémentée par défaut sur les systèmes UNIX. Je ne peux vraiment plus m’ en passer, il m’ est devenu aussi essentiel qu’ un < code > which< / code > ou un < code > find< / code > .< / p >
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< h1 class = "first" id = "mieux-que-grep" > Mieux que grep< / h1 >
< p > Un des mes usages principaux de < code > grep< / code > est< / p >
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< pre > < code class = "zsh" > grep 'pattern' **/*(.)< / code > < / pre >
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< p > La plupart du temps c’ est suffisant, mais ajouter de la coloration
améliore beaucoup l’ utilité de cette commande. Il existe déjà un outil
pour ça : il s’ appelle < code > ack-grep< / code > sous Ubuntu.
Comme je ne peux pas l’ installer sur le serveur de mon entreprise,
j’ en ai créé un moi-même en quelques lignes :< / p >
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< div class = "codefile" > < a href = "/Scratch/fr/blog/02_ackgrep/code/ack" > ➥ ack< / a > < / div >
< pre > < code class = "zsh" > #!/usr/bin/env zsh
(($#< 1)) & & { print 'usage: ack "regexp"' > &2; exit 1 }
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listeFic=( **/*(.) )
autoload zargs
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zargs -- $listeFic -- grep $1 | perl -ne 'use Term::ANSIColor;
if (m/([^:]*)(:.*)('$1')(.*)/) {
print color("green").$1;
print color("reset").$2;
print color("black","on_yellow").$3;
print color("reset").$4."\n";
} '
< / code > < / pre >
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< p > Pour mon utilisation personnelle et celle de mon équipe
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c’ est suffisant. J’ espère que ça pourra vous aider.< / p >
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Écrit le : 22/07/2009
modifié le : 09/05/2010
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