| hg-reviewers |
head --lines N is known to not exist on OSX.
| Lint Skipped |
| Unit Tests Skipped |
| Path | Packages | |||
|---|---|---|---|---|
| M | hgext/fix.py (4 lines) | |||
| M | tests/test-fix.t (8 lines) |
| Commit | Parents | Author | Summary | Date |
|---|---|---|---|---|
| Danny Hooper | Jan 7 2019, 6:25 PM |
| When multiple tools are configured to affect a file, they execute in an order | When multiple tools are configured to affect a file, they execute in an order | ||||
| defined by the :priority suboption. The priority suboption has a default value | defined by the :priority suboption. The priority suboption has a default value | ||||
| of zero for each tool. Tools are executed in order of descending priority. The | of zero for each tool. Tools are executed in order of descending priority. The | ||||
| execution order of tools with equal priority is unspecified. For example, you | execution order of tools with equal priority is unspecified. For example, you | ||||
| could use the 'sort' and 'head' utilities to keep only the 10 smallest numbers | could use the 'sort' and 'head' utilities to keep only the 10 smallest numbers | ||||
| in a text file by ensuring that 'sort' runs before 'head':: | in a text file by ensuring that 'sort' runs before 'head':: | ||||
| [fix] | [fix] | ||||
| sort:command = sort --numeric-sort | sort:command = sort -n | ||||
| head:command = head --lines=10 | head:command = head -n 10 | ||||
| sort:pattern = numbers.txt | sort:pattern = numbers.txt | ||||
| head:pattern = numbers.txt | head:pattern = numbers.txt | ||||
| sort:priority = 2 | sort:priority = 2 | ||||
| head:priority = 1 | head:priority = 1 | ||||
| To account for changes made by each tool, the line numbers used for incremental | To account for changes made by each tool, the line numbers used for incremental | ||||
| formatting are recomputed before executing the next tool. So, each tool may see | formatting are recomputed before executing the next tool. So, each tool may see | ||||
| different values for the arguments added by the :linerange suboption. | different values for the arguments added by the :linerange suboption. | ||||
| When multiple tools are configured to affect a file, they execute in an order | When multiple tools are configured to affect a file, they execute in an order | ||||
| defined by the :priority suboption. The priority suboption has a default value | defined by the :priority suboption. The priority suboption has a default value | ||||
| of zero for each tool. Tools are executed in order of descending priority. The | of zero for each tool. Tools are executed in order of descending priority. The | ||||
| execution order of tools with equal priority is unspecified. For example, you | execution order of tools with equal priority is unspecified. For example, you | ||||
| could use the 'sort' and 'head' utilities to keep only the 10 smallest numbers | could use the 'sort' and 'head' utilities to keep only the 10 smallest numbers | ||||
| in a text file by ensuring that 'sort' runs before 'head': | in a text file by ensuring that 'sort' runs before 'head': | ||||
| [fix] | [fix] | ||||
| sort:command = sort --numeric-sort | sort:command = sort -n | ||||
| head:command = head --lines=10 | head:command = head -n 10 | ||||
| sort:pattern = numbers.txt | sort:pattern = numbers.txt | ||||
| head:pattern = numbers.txt | head:pattern = numbers.txt | ||||
| sort:priority = 2 | sort:priority = 2 | ||||
| head:priority = 1 | head:priority = 1 | ||||
| To account for changes made by each tool, the line numbers used for | To account for changes made by each tool, the line numbers used for | ||||
| incremental formatting are recomputed before executing the next tool. So, each | incremental formatting are recomputed before executing the next tool. So, each | ||||
| tool may see different values for the arguments added by the :linerange | tool may see different values for the arguments added by the :linerange | ||||
| implementation of fix). The goal is to use multiple tools to select the lowest | implementation of fix). The goal is to use multiple tools to select the lowest | ||||
| 5 numbers in the file. | 5 numbers in the file. | ||||
| $ hg init priorityexample | $ hg init priorityexample | ||||
| $ cd priorityexample | $ cd priorityexample | ||||
| $ cat >> .hg/hgrc <<EOF | $ cat >> .hg/hgrc <<EOF | ||||
| > [fix] | > [fix] | ||||
| > head:command = head --lines=5 | > head:command = head -n 5 | ||||
| > head:pattern = numbers.txt | > head:pattern = numbers.txt | ||||
| > head:priority = 1 | > head:priority = 1 | ||||
| > sort:command = sort --numeric-sort | > sort:command = sort -n | ||||
| > sort:pattern = numbers.txt | > sort:pattern = numbers.txt | ||||
| > sort:priority = 2 | > sort:priority = 2 | ||||
| > EOF | > EOF | ||||
| $ printf "8\n2\n3\n6\n7\n4\n9\n5\n1\n0\n" > numbers.txt | $ printf "8\n2\n3\n6\n7\n4\n9\n5\n1\n0\n" > numbers.txt | ||||
| $ hg add -q | $ hg add -q | ||||
| $ hg fix -w | $ hg fix -w | ||||
| $ cat numbers.txt | $ cat numbers.txt | ||||