| #!/bin/bash |
| |
| set -e |
| |
| # grep the src/ directory for .java files that contain the string 'new ProjectFilesystem(' |
| # as a proxy for the number of places a ProjectFilesystem is created in Buck. |
| # |
| # There should only be one such instance. |
| # |
| # At the time of this writing, this occurs in src/com/facebook/buck/cli/Main.java, which is |
| # sensible because a ProjectFilesystem should be created at the start of a Buck process and |
| # then injected throughout. |
| NUM=`find src -name '*.java' | xargs grep ' = new ProjectFilesystem(' | wc -l` |
| |
| # Remove leading and trailing whitespace. |
| NUM=$(echo $NUM) |
| |
| if [ "$NUM" = "1" ]; then |
| exit 0 |
| else |
| echo "There should be only one place where a ProjectFilesystem is created but there were $NUM." |
| exit 1 |
| fi |
