-
Notifications
You must be signed in to change notification settings - Fork 0
/
changes.js
87 lines (69 loc) · 2.48 KB
/
changes.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
const mm = require("micromatch");
const yaml = require("yaml");
const noopConfig = index => `kind: pipeline
name: default_${index}
trigger:
event:
exclude: [ "*" ]
`;
const hasChangesetTrigger = changeset => {
if (!changeset) return false;
if (Array.isArray(changeset)) return changeset.length > 0;
const changesetConfig = changeset.include || changeset.exclude || [];
return changesetConfig.length > 0;
};
const getIncludeTriggers = triggerConfig =>
Array.isArray(triggerConfig) ? triggerConfig : triggerConfig.include;
const isMatchingEvent = (eventTrigger, event) => {
const includeTriggers = getIncludeTriggers(eventTrigger);
if (!includeTriggers) return false;
return includeTriggers.indexOf(event) > -1;
};
const matchChanges = (triggerConfig, changedFiles) => {
const includeTriggers = getIncludeTriggers(triggerConfig);
if (includeTriggers) {
return mm(changedFiles, includeTriggers).length > 0;
}
if (triggerConfig.exclude) {
return mm.not(changedFiles, triggerConfig.exclude).length > 0;
}
return false;
};
const filterSteps = (steps, changedFiles) =>
steps.filter(step => {
const trigger = step.when || {};
if (!hasChangesetTrigger(trigger.changeset)) return true;
return matchChanges(trigger.changeset, changedFiles);
}, []);
const getMatchingConfig = ({parsedConfig, changedFiles, droneEvent}) => {
const filteredConfig = parsedConfig.map((configObj, index) => {
if (configObj.kind !== "pipeline") return yaml.stringify(configObj);
const trigger = configObj.trigger || {};
if (!isMatchingEvent(trigger.event, droneEvent)) {
return yaml.stringify(configObj);
}
if (hasChangesetTrigger(trigger.changeset)) {
const hasMatchingChanges = matchChanges(
configObj.trigger.changeset,
changedFiles
);
if (!hasMatchingChanges) {
configObj.trigger = {event: {exclude: ["*"]}};
return yaml.stringify(configObj);
}
}
const matchingSteps = filterSteps(configObj.steps, changedFiles);
return matchingSteps.length
? yaml.stringify({...configObj, steps: matchingSteps})
: noopConfig(index);
});
return filteredConfig.join("\n---\n");
};
module.exports = {
hasChangesetTrigger,
getIncludeTriggers,
isMatchingEvent,
matchChanges,
filterSteps,
getMatchingConfig
};