<!--{
	"Title": "The Go Programming Language Specification",
	"Subtitle": "Language version go1.22 (Feb 6, 2024)",
	"Path": "/ref/spec"
}-->

<h2 id="Introduction">Introduction</h2>

<p>
This is the reference manual for the Go programming language.
The pre-Go1.18 version, without generics, can be found
<a href="/doc/go1.17_spec.html">here</a>.
For more information and other documents, see <a href="/">go.dev</a>.
</p>

<p>

	"Subtitle": "Version of Oct 15, 2021",
	"Path": "/ref/spec"
}-->

<h2 id="Introduction">Introduction</h2>

<p>
This is the reference manual for the Go programming language as it was for
language version 1.17, in October 2021, before the introduction of generics.
It is provided for historical interest.
The current reference manual can be found <a href="/doc/go_spec.html">here</a>.

# proto-file: devtools/build_cleaner/proto/actions.proto
# proto-message: ActionSpecs

# Python rules should not have more than one source file.
action_spec {
  action: CHECK_FILE_COUNT
  file_count_params {
    rule_selector {
      rule_kind_regex: "^.*py(type)?(_strict)?_(binary|library|test).*$"
      generator_function_regex: "^(?!boq_header)$"
    }
    max_source_count: 1
  }

  }

  public void testParse_initialCapacity() {
    CacheBuilderSpec spec = parse("initialCapacity=10");
    assertEquals(10, spec.initialCapacity.intValue());
    assertNull(spec.maximumSize);
    assertNull(spec.maximumWeight);
    assertNull(spec.concurrencyLevel);
    assertNull(spec.keyStrength);
    assertNull(spec.valueStrength);
    assertNull(spec.writeExpirationTimeUnit);

      assertBad(spec);
    }
  }

  public void testEquality() {
    new EqualsTester()
        .addEqualityGroup(spec("1.2.3.4"), spec("1.2.3.4"))
        .addEqualityGroup(spec("2001:db8::1"), spec("2001:db8::1"), spec("[2001:db8::1]"))
        .addEqualityGroup(spec("2001:db8::2"))
        .addEqualityGroup(spec("google.com"), spec("google.com"))
        .addEqualityGroup(spec("www.google.com"))
        .testEquals();
  }

    protected void parseLong(CacheBuilderSpec spec, long value) {
      checkArgument(
          spec.maximumSize == null, "maximum size was already set to %s", spec.maximumSize);
      checkArgument(
          spec.maximumWeight == null, "maximum weight was already set to %s", spec.maximumWeight);
      spec.maximumSize = value;
    }
  }

  /** Parse maximumWeight */
  static class MaximumWeightParser extends LongParser {

    protected void parseLong(CacheBuilderSpec spec, long value) {
      checkArgument(
          spec.maximumSize == null, "maximum size was already set to %s", spec.maximumSize);
      checkArgument(
          spec.maximumWeight == null, "maximum weight was already set to %s", spec.maximumWeight);
      spec.maximumSize = value;
    }
  }

  /** Parse maximumWeight */
  static class MaximumWeightParser extends LongParser {

  }

  public void testParse_initialCapacity() {
    CacheBuilderSpec spec = parse("initialCapacity=10");
    assertEquals(10, spec.initialCapacity.intValue());
    assertNull(spec.maximumSize);
    assertNull(spec.maximumWeight);
    assertNull(spec.concurrencyLevel);
    assertNull(spec.keyStrength);
    assertNull(spec.valueStrength);
    assertNull(spec.writeExpirationTimeUnit);

		return err
	}
	// fill empty structs
	if wg.Spec.Metadata == nil {
		wg.Spec.Metadata = &networkingv1alpha3.WorkloadGroup_ObjectMeta{}
	}
	if wg.Spec.Template == nil {
		wg.Spec.Template = &networkingv1alpha3.WorkloadEntry{}
	}
	// default service account for an empty field is "default"
	if wg.Spec.Template.ServiceAccount == "" {
		wg.Spec.Template.ServiceAccount = "default"
	}
	return nil
}

      assertBad(spec);
    }
  }

  public void testEquality() {
    new EqualsTester()
        .addEqualityGroup(spec("1.2.3.4"), spec("1.2.3.4"))
        .addEqualityGroup(spec("2001:db8::1"), spec("2001:db8::1"), spec("[2001:db8::1]"))
        .addEqualityGroup(spec("2001:db8::2"))
        .addEqualityGroup(spec("google.com"), spec("google.com"))
        .addEqualityGroup(spec("www.google.com"))
        .testEquals();
  }