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Top Forums Shell Programming and Scripting Issue with passing variable to Grep in a shell script Post 302550308 by racshot65 on Thursday 25th of August 2011 09:25:45 AM
Old 08-25-2011
Issue with passing variable to Grep in a shell script

Hi,

I'm trying to check if methods specified in a class have been added to the corrosponding interface.

My code below is giving me the following errors:

Code:
grep: function: No such file or directory
grep: import($zipfile): No such file or directory
grep: function: No such file or directory
grep: export($backup_file: No such file or directory
grep: =: No such file or directory
grep: null): No such file or directory

It looks like grep is trying to use the pattern I'm giving it as the file ? I'm not sure why though

I've made the line where I think the issue is bold

For reference these are the two lines in WorkingClass.txt

Code:
	public function import($zipfile) {
	public function export($backup_file = null) {

and these are the two lines in WorkingInterface.txt

Code:
    public function import($zipfile);
	public function export($backup_file = null);


Code:
#!/bin/bash
#set -x 

# Navigate to the model directory
cd `dirname $0`/../../webapp/_lib/model

#Get the number of lines in the class We need to pipe the output of WC to awk as it prints the name of the file also) 
classLength=$(wc -l WorkingClass.txt | awk '{print $1}')

# Variable to keep track of which line were on
counter=0

# Variable to track if we find the method in the interface
errors=false


#For each method in the class
while [ $classLength -ne $counter ]
do

# Method were looking for
methodToCheck=$(head -1 WorkingClass.txt)
methodToCheck=${methodToCheck/'{'/''}
#echo 'Looking for' $methodToCheck

#Check its in interface
grep -q $methodToCheck WorkingInterface.txt

#echo $?

if [ $? = "0" ]; then
	#remove the top line of working class and increment counter
	sed -i -e "1d" WorkingClass.txt
	#echo 'Found ' $methodToCheck 

else
	#echo $methodToCheck ' not present in ' $interfaceToCheck
	errors=true
	sed -i -e "1d" WorkingClass.txt
fi


#Get the next method
counter=`expr $counter + 1`


done

#echo 'Problems = ' $errors


Any idea how to fix the problem ?

Thanks Smilie

Last edited by pludi; 08-25-2011 at 11:04 AM..
 

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NPM-RUN-SCRIPT(1)														 NPM-RUN-SCRIPT(1)

NAME
npm-run-script - Run arbitrary package scripts SYNOPSIS
npm run-script <command> [--silent] [-- <args>...] alias: npm run DESCRIPTION
This runs an arbitrary command from a package's "scripts" object. If no "command" is provided, it will list the available scripts. run[-script] is used by the test, start, restart, and stop commands, but can be called directly, as well. When the scripts in the package are printed out, they're separated into lifecycle (test, start, restart) and directly-run scripts. As of ` https://blog.npmjs.org/post/98131109725/npm-2-0-0, you can use custom arguments when executing scripts. The special option -- is used by getopt https://goo.gl/KxMmtG to delimit the end of the options. npm will pass all the arguments after the -- directly to your script: npm run test -- --grep="pattern" The arguments will only be passed to the script specified after npm run and not to any pre or post script. The env script is a special built-in command that can be used to list environment variables that will be available to the script at run- time. If an "env" command is defined in your package, it will take precedence over the built-in. In addition to the shell's pre-existing PATH, npm run adds node_modules/.bin to the PATH provided to scripts. Any binaries provided by locally-installed dependencies can be used without the node_modules/.bin prefix. For example, if there is a devDependency on tap in your package, you should write: "scripts": {"test": "tap test/*.js"} instead of "scripts": {"test": "node_modules/.bin/tap test/*.js"} to run your tests. The actual shell your script is run within is platform dependent. By default, on Unix-like systems it is the /bin/sh command, on Windows it is the cmd.exe. The actual shell referred to by /bin/sh also depends on the system. As of ` https://github.com/npm/npm/releases/tag/v5.1.0 you can customize the shell with the script-shell configuration. Scripts are run from the root of the module, regardless of what your current working directory is when you call npm run. If you want your script to use different behavior based on what subdirectory you're in, you can use the INIT_CWD environment variable, which holds the full path you were in when you ran npm run. npm run sets the NODE environment variable to the node executable with which npm is executed. Also, if the --scripts-prepend-node-path is passed, the directory within which node resides is added to the PATH. If --scripts-prepend-node-path=auto is passed (which has been the default in npm v3), this is only performed when that node executable is not found in the PATH. If you try to run a script without having a node_modules directory and it fails, you will be given a warning to run npm install, just in case you've forgotten. You can use the --silent flag to prevent showing npm ERR! output on error. You can use the --if-present flag to avoid exiting with a non-zero exit code when the script is undefined. This lets you run potentially undefined scripts without breaking the execution chain. SEE ALSO
o npm help 7 scripts o npm help test o npm help start o npm help restart o npm help stop o npm help 7 config January 2019 NPM-RUN-SCRIPT(1)
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