| #!/usr/bin/env bash |
| # |
| # This script produces a list of all diagnostics that are defined |
| # but not used in sources. |
| # |
| |
| # Gather all diagnostic identifiers. |
| ALL_DIAGS=$(grep -E --only-matching --no-filename 'ERROR\([a-z_]+,' include/swift/AST/Diagnostics*.def | sed -e 's/ERROR(//' -e 's/,//') |
| |
| # Now look for all potential identifiers in the source files. |
| ALL_SOURCES=$(find lib include tools -name \*.cpp -or -name \*.h) |
| DIAGS_IN_SOURCES=$(grep -E --only-matching --no-filename 'diag::[a-z_]+' $ALL_SOURCES | sed -e 's/diag:://') |
| |
| # Print all diags that occur in the .td files but not in the source. |
| comm -23 <(sort -u <<< "$ALL_DIAGS") <(sort -u <<< "$DIAGS_IN_SOURCES") |
